Update

19 files changed, 132 insertions, 128 deletions

diff --git a/2021/emacsconf-pentabarf.xml b/2021/emacsconf-pentabarf.xml
index 2025a492..544a2558 100644
--- a/2021/emacsconf-pentabarf.xml
+++ b/2021/emacsconf-pentabarf.xml
@@ -1,4 +1,4 @@
-<schedule><generator name="EmacsConf" version="0.1"></generator><version>20211127144215</version><conference><acronym>emacsconf2021</acronym><title>EmacsConf 2021</title><start>2021-11-27</start><end>2021-11-28</end><time_zone_name>America/Toronto</time_zone_name><base_url>https://emacsconf.org/2021</base_url></conference><day date="2021-11-27" start="2021-11-27T14:00:00Z" end="2021-11-27T22:20:00Z" index="1"><room name="Main"><event id="01" guid="dc07efcd-6d79-cfd4-fed3-59c885fe2922"><date>2021-11-27T14:00:00Z</date><start>09:00</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-day1-open</slug><duration>0:18</duration><title>Opening remarks</title><abstract></abstract><description>Times are approximate and will probably change.
+<schedule><generator name="EmacsConf" version="0.1"></generator><version>20211127145910</version><conference><acronym>emacsconf2021</acronym><title>EmacsConf 2021</title><start>2021-11-27</start><end>2021-11-28</end><time_zone_name>America/Toronto</time_zone_name><base_url>https://emacsconf.org/2021</base_url></conference><day date="2021-11-27" start="2021-11-27T14:00:00Z" end="2021-11-27T22:17:00Z" index="1"><room name="Main"><event id="01" guid="dc07efcd-6d79-cfd4-fed3-59c885fe2922"><date>2021-11-27T14:00:00Z</date><start>09:00</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-day1-open</slug><duration>0:18</duration><title>Opening remarks</title><abstract></abstract><description>Times are approximate and will probably change.
 
 </description><url>https://emacsconf.org/2021/talks/day1-open</url><persons><person>EmacsConf</person></persons></event><event id="02" guid="393ba3c2-b2a6-6a84-44eb-872aa333d08d"><date>2021-11-27T14:19:00Z</date><start>09:19</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-news</slug><duration>0:05</duration><title>Emacs News Highlights</title><abstract></abstract><description>Times are approximate and will probably change.
 
@@ -36,29 +36,29 @@
 
 </description><url>https://emacsconf.org/2021/talks/tech</url><persons><person>Jan Ypma</person></persons></event><event id="18" guid="b092bc88-e74c-a9c4-611b-d47c99ef578c"><date>2021-11-27T19:38:00Z</date><start>14:38</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-exec</slug><duration>0:08</duration><title>Org as an executable format</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/exec</url><persons><person>Tom Gillespie</person></persons></event><event id="17" guid="69763d57-be4e-7e74-509b-92e48a0e7ba6"><date>2021-11-27T19:49:00Z</date><start>14:49</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-org-outside</slug><duration>0:13</duration><title>The use of Org mode syntax outside of GNU/Emacs</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/exec</url><persons><person>Tom Gillespie</person></persons></event><event id="17" guid="69763d57-be4e-7e74-509b-92e48a0e7ba6"><date>2021-11-27T19:46:00Z</date><start>14:46</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-org-outside</slug><duration>0:13</duration><title>The use of Org mode syntax outside of GNU/Emacs</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/org-outside</url><persons><person>Karl Voit</person></persons></event><event id="22" guid="aed5e190-66a0-3dd4-e5eb-be09be94e6c3"><date>2021-11-27T20:03:00Z</date><start>15:03</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-teach</slug><duration>0:21</duration><title>Using Org-mode to teach programming</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/org-outside</url><persons><person>Karl Voit</person></persons></event><event id="22" guid="aed5e190-66a0-3dd4-e5eb-be09be94e6c3"><date>2021-11-27T20:00:00Z</date><start>15:00</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-teach</slug><duration>0:21</duration><title>Using Org-mode to teach programming</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/teach</url><persons><person>Daniel German</person></persons></event><event id="20" guid="fd246cee-b5d6-7cc4-2b63-20e87bb7d750"><date>2021-11-27T20:27:00Z</date><start>15:27</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-research</slug><duration>0:09</duration><title>Managing a research workflow (bibliographies, note-taking, and arXiv)</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/teach</url><persons><person>Daniel German</person></persons></event><event id="19" guid="db5821ed-fef4-4934-8fb3-87a0282714de"><date>2021-11-27T20:24:00Z</date><start>15:24</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-babel</slug><duration>0:10</duration><title>Babel for academics</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/research</url><persons><person>Ahmed Khaled</person></persons></event><event id="19" guid="db5821ed-fef4-4934-8fb3-87a0282714de"><date>2021-11-27T20:39:00Z</date><start>15:39</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-babel</slug><duration>0:10</duration><title>Babel for academics</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/babel</url><persons><person>Asilata Bapat</person></persons></event><event id="20" guid="fd246cee-b5d6-7cc4-2b63-20e87bb7d750"><date>2021-11-27T20:36:00Z</date><start>15:36</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-research</slug><duration>0:09</duration><title>Managing a research workflow (bibliographies, note-taking, and arXiv)</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/babel</url><persons><person>Asilata Bapat</person></persons></event><event id="21" guid="1fc4917c-aab4-1924-2983-e78f8bca6af9"><date>2021-11-27T20:51:00Z</date><start>15:51</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-molecular</slug><duration>0:09</duration><title>Reproducible molecular graphics with Org-mode</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/research</url><persons><person>Ahmed Khaled</person></persons></event><event id="21" guid="1fc4917c-aab4-1924-2983-e78f8bca6af9"><date>2021-11-27T20:48:00Z</date><start>15:48</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-molecular</slug><duration>0:09</duration><title>Reproducible molecular graphics with Org-mode</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/molecular</url><persons><person>Blaine Mooers</person></persons></event><event id="14" guid="c54c7930-51cc-5184-9dfb-5033e577b95e"><date>2021-11-27T21:03:00Z</date><start>16:03</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-project</slug><duration>0:10</duration><title>Budgeting, Project Monitoring and Invoicing with Org Mode</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/molecular</url><persons><person>Blaine Mooers</person></persons></event><event id="14" guid="c54c7930-51cc-5184-9dfb-5033e577b95e"><date>2021-11-27T21:00:00Z</date><start>16:00</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-project</slug><duration>0:10</duration><title>Budgeting, Project Monitoring and Invoicing with Org Mode</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/project</url><persons><person>Adolfo Villafiorita</person></persons></event><event id="15" guid="c9870e10-2600-85a4-24fb-793dfc51164e"><date>2021-11-27T21:16:00Z</date><start>16:16</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-invoice</slug><duration>0:10</duration><title>Finding Your (In)voice: Emacs for Invoicing</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/project</url><persons><person>Adolfo Villafiorita</person></persons></event><event id="15" guid="c9870e10-2600-85a4-24fb-793dfc51164e"><date>2021-11-27T21:13:00Z</date><start>16:13</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-invoice</slug><duration>0:10</duration><title>Finding Your (In)voice: Emacs for Invoicing</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/invoice</url><persons><person>Bala Ramadurai</person></persons></event><event id="24" guid="e4e995c0-6e06-8544-a8c3-5f9a06c856fb"><date>2021-11-27T21:29:00Z</date><start>16:29</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-dashboard</slug><duration>0:09</duration><title>Productivity Dashboards with Emacs and Kindle</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/invoice</url><persons><person>Bala Ramadurai</person></persons></event><event id="24" guid="e4e995c0-6e06-8544-a8c3-5f9a06c856fb"><date>2021-11-27T21:26:00Z</date><start>16:26</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-dashboard</slug><duration>0:09</duration><title>Productivity Dashboards with Emacs and Kindle</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/dashboard</url><persons><person>Mehmet Tekman</person></persons></event><event id="25" guid="33776e08-e815-db94-971b-a151236e11be"><date>2021-11-27T21:41:00Z</date><start>16:41</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-nyxt</slug><duration>0:09</duration><title>Emacs with Nyxt: extend your editor with the power of a Lisp browser</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/dashboard</url><persons><person>Mehmet Tekman</person></persons></event><event id="25" guid="33776e08-e815-db94-971b-a151236e11be"><date>2021-11-27T21:38:00Z</date><start>16:38</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-nyxt</slug><duration>0:09</duration><title>Emacs with Nyxt: extend your editor with the power of a Lisp browser</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/nyxt</url><persons><person>Andrea</person></persons></event><event id="53" guid="59e4daca-1e46-9054-9573-9c91966d6987"><date>2021-11-27T21:53:00Z</date><start>16:53</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-dev-update</slug><duration>0:08</duration><title>Emacs development updates</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/nyxt</url><persons><person>Andrea</person></persons></event><event id="53" guid="59e4daca-1e46-9054-9573-9c91966d6987"><date>2021-11-27T21:50:00Z</date><start>16:50</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-dev-update</slug><duration>0:08</duration><title>Emacs development updates</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/dev-update</url><persons><person>John Wiegley</person></persons></event><event id="26" guid="86d4470a-8d19-7bd4-0c53-6aba1b49baef"><date>2021-11-27T22:04:00Z</date><start>17:04</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-design</slug><duration>0:07</duration><title>On the design of text editors</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/dev-update</url><persons><person>John Wiegley</person></persons></event><event id="26" guid="86d4470a-8d19-7bd4-0c53-6aba1b49baef"><date>2021-11-27T22:01:00Z</date><start>17:01</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-design</slug><duration>0:07</duration><title>On the design of text editors</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/design</url><persons><person>Nicolas P. Rougier</person></persons></event><event id="28" guid="5287b003-f368-36c4-4f9b-8135734cad39"><date>2021-11-27T22:15:00Z</date><start>17:15</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-day1-close</slug><duration>0:05</duration><title>Closing remarks day 1</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/design</url><persons><person>Nicolas P. Rougier</person></persons></event><event id="28" guid="5287b003-f368-36c4-4f9b-8135734cad39"><date>2021-11-27T22:12:00Z</date><start>17:12</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-day1-close</slug><duration>0:05</duration><title>Closing remarks day 1</title><abstract></abstract><description>Times are approximate and will probably change.
 
 </description><url>https://emacsconf.org/2021/talks/day1-close</url><persons><person>EmacsConf</person></persons></event></room></day><day date="2021-11-28" start="2021-11-28T14:00:00Z" end="2021-11-28T22:09:00Z" index="2"><room name="Main"><event id="30" guid="d877a57a-14cf-a194-99c3-a344ecb24acc"><date>2021-11-28T14:00:00Z</date><start>09:00</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-day2-open</slug><duration>0:05</duration><title>Opening remarks day 2</title><abstract></abstract><description>Times are approximate and will probably change.
 
diff --git a/2021/emacsconf.ics b/2021/emacsconf.ics
index 3a6bba59..66b68fe2 100644
--- a/2021/emacsconf.ics
+++ b/2021/emacsconf.ics
@@ -13,7 +13,7 @@ UID:dc07efcd-6d79-cfd4-fed3-59c885fe2922
 URL:https://emacsconf.org/2021/talks/day1-open
 DTSTART:20211127T140000Z
 DTEND:20211127T141800Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/day1-open\n
 END:VEVENT
@@ -25,7 +25,7 @@ UID:393ba3c2-b2a6-6a84-44eb-872aa333d08d
 URL:https://emacsconf.org/2021/talks/news
 DTSTART:20211127T141900Z
 DTEND:20211127T142400Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Sacha Chua":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/news\n
@@ -39,7 +39,7 @@ UID:06df8309-bd04-eb24-d443-a780c56adc0a
 URL:https://emacsconf.org/2021/talks/frownies
 DTSTART:20211127T142500Z
 DTEND:20211127T144500Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Case Duckworth":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/frownies\n
@@ -52,7 +52,7 @@ UID:db4ccb28-867f-df24-c073-eaca6edad438
 URL:https://emacsconf.org/2021/talks/omegat
 DTSTART:20211127T145900Z
 DTEND:20211127T150900Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Jean-Christophe Helary":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/omegat\n
@@ -66,7 +66,7 @@ UID:ea5bab3c-f31e-68a4-fa23-81ca67fa1990
 URL:https://emacsconf.org/2021/talks/unix
 DTSTART:20211127T151300Z
 DTEND:20211127T152000Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Daniel Rose":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/unix\n
@@ -79,7 +79,7 @@ UID:6fccae45-04b5-5524-662b-fdba87754d06
 URL:https://emacsconf.org/2021/talks/montessori
 DTSTART:20211127T152500Z
 DTEND:20211127T153600Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Grant Shangreaux":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/montessori\n
@@ -92,7 +92,7 @@ UID:fe959e43-441b-ed34-854b-87f6f481f55a
 URL:https://emacsconf.org/2021/talks/pattern
 DTSTART:20211127T154000Z
 DTEND:20211127T160400Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Greta Goetz":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/pattern\n
@@ -105,7 +105,7 @@ UID:48a8580f-52ce-cc84-6a23-1eddf720ae02
 URL:https://emacsconf.org/2021/talks/freedom
 DTSTART:20211127T160700Z
 DTEND:20211127T164600Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Protesilaos Stavrou":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/freedom\n
@@ -118,7 +118,7 @@ UID:525d972d-1e34-bcb4-e9c3-861942549357
 URL:https://emacsconf.org/2021/talks/nongnu
 DTSTART:20211127T164600Z
 DTEND:20211127T165300Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Philip Kaludercic":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/nongnu\n
@@ -132,7 +132,7 @@ UID:245a575a-965a-caa4-8d3b-75f8519c2f3e
 URL:https://emacsconf.org/2021/talks/borg
 DTSTART:20211127T165500Z
 DTEND:20211127T170300Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Dhavan (codingquark)":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/borg\n
@@ -145,7 +145,7 @@ UID:e4bdc2c1-e4b6-67e4-aafb-87ec9aaf846b
 URL:https://emacsconf.org/2021/talks/nangulator
 DTSTART:20211127T170300Z
 DTEND:20211127T171300Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Kevin Haddock":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/nangulator\n
@@ -158,7 +158,7 @@ UID:716d913f-de8b-91a4-5f33-e04ba0905fa5
 URL:https://emacsconf.org/2021/talks/gregorian
 DTSTART:20211127T171400Z
 DTEND:20211127T172300Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Spencer King":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/gregorian\n
@@ -171,7 +171,7 @@ UID:86158391-53a2-7cb4-d7d3-020afbf6d8d9
 URL:https://emacsconf.org/2021/talks/telega
 DTSTART:20211127T180100Z
 DTEND:20211127T180900Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Gabriele Bozzola":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/telega\n
@@ -184,7 +184,7 @@ UID:14ab7a54-d75d-45e4-85ab-8fd2e391ea41
 URL:https://emacsconf.org/2021/talks/janitor
 DTSTART:20211127T181000Z
 DTEND:20211127T183600Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Stefan Monnier":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/janitor\n
@@ -199,7 +199,7 @@ UID:9cee7e43-bcb1-7f64-c40b-5f9ea938d11a
 URL:https://emacsconf.org/2021/talks/erg
 DTSTART:20211127T185100Z
 DTEND:20211127T190200Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Noorah Alhasan":invalid:nomail
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Joe Corneli":invalid:nomail
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Raymond Puzio":invalid:nomail
@@ -215,7 +215,7 @@ UID:0f98a5bb-53ce-fb74-1003-0b1f320d414e
 URL:https://emacsconf.org/2021/talks/cs
 DTSTART:20211127T190300Z
 DTEND:20211127T191300Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Greg Coladonato":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/cs\n
@@ -229,7 +229,7 @@ UID:43cc5db4-e26f-fb44-9aeb-b16c38d8cef3
 URL:https://emacsconf.org/2021/talks/professional
 DTSTART:20211127T191500Z
 DTEND:20211127T192600Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Philip Beadling":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/professional\n
@@ -243,7 +243,7 @@ UID:a10ce62e-6454-d784-21bb-f6a0488e883c
 URL:https://emacsconf.org/2021/talks/tech
 DTSTART:20211127T192600Z
 DTEND:20211127T193700Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Jan Ypma":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/tech\n
@@ -256,7 +256,7 @@ UID:b092bc88-e74c-a9c4-611b-d47c99ef578c
 URL:https://emacsconf.org/2021/talks/exec
 DTSTART:20211127T193800Z
 DTEND:20211127T194600Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Tom Gillespie":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/exec\n
@@ -267,9 +267,9 @@ ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:69763d57-be4e-7e74-509b-92e48a0e7ba6
 URL:https://emacsconf.org/2021/talks/org-outside
-DTSTART:20211127T194900Z
-DTEND:20211127T200200Z
-DTSTAMP:20211127T194213Z
+DTSTART:20211127T194600Z
+DTEND:20211127T195900Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Karl Voit":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/org-outside\n
@@ -280,49 +280,49 @@ ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:aed5e190-66a0-3dd4-e5eb-be09be94e6c3
 URL:https://emacsconf.org/2021/talks/teach
-DTSTART:20211127T200300Z
-DTEND:20211127T202400Z
-DTSTAMP:20211127T194213Z
+DTSTART:20211127T200000Z
+DTEND:20211127T202100Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Daniel German":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/teach\n
 END:VEVENT
 BEGIN:VEVENT
+SUMMARY:Babel for academics - Asilata Bapat
+ORGANIZER:EmacsConf
+LOCATION:https://emacsconf.org/
+UID:db5821ed-fef4-4934-8fb3-87a0282714de
+URL:https://emacsconf.org/2021/talks/babel
+DTSTART:20211127T202400Z
+DTEND:20211127T203400Z
+DTSTAMP:20211127T195908Z
+ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Asilata Bapat":invalid:nomail
+DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
+ conf.org/2021/talks/babel\n
+END:VEVENT
+BEGIN:VEVENT
 SUMMARY:Managing a research workflow (bibliographies\, note-taking\, and ar
  Xiv) - Ahmed Khaled
 ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:fd246cee-b5d6-7cc4-2b63-20e87bb7d750
 URL:https://emacsconf.org/2021/talks/research
-DTSTART:20211127T202700Z
-DTEND:20211127T203600Z
-DTSTAMP:20211127T194213Z
+DTSTART:20211127T203600Z
+DTEND:20211127T204500Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Ahmed Khaled":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/research\n
 END:VEVENT
 BEGIN:VEVENT
-SUMMARY:Babel for academics - Asilata Bapat
-ORGANIZER:EmacsConf
-LOCATION:https://emacsconf.org/
-UID:db5821ed-fef4-4934-8fb3-87a0282714de
-URL:https://emacsconf.org/2021/talks/babel
-DTSTART:20211127T203900Z
-DTEND:20211127T204900Z
-DTSTAMP:20211127T194213Z
-ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Asilata Bapat":invalid:nomail
-DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
- conf.org/2021/talks/babel\n
-END:VEVENT
-BEGIN:VEVENT
 SUMMARY:Reproducible molecular graphics with Org-mode - Blaine Mooers
 ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:1fc4917c-aab4-1924-2983-e78f8bca6af9
 URL:https://emacsconf.org/2021/talks/molecular
-DTSTART:20211127T205100Z
-DTEND:20211127T210000Z
-DTSTAMP:20211127T194213Z
+DTSTART:20211127T204800Z
+DTEND:20211127T205700Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Blaine Mooers":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/molecular\n
@@ -334,9 +334,9 @@ ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:c54c7930-51cc-5184-9dfb-5033e577b95e
 URL:https://emacsconf.org/2021/talks/project
-DTSTART:20211127T210300Z
-DTEND:20211127T211300Z
-DTSTAMP:20211127T194213Z
+DTSTART:20211127T210000Z
+DTEND:20211127T211000Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Adolfo Villafiorita":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/project\n
@@ -347,9 +347,9 @@ ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:c9870e10-2600-85a4-24fb-793dfc51164e
 URL:https://emacsconf.org/2021/talks/invoice
-DTSTART:20211127T211600Z
-DTEND:20211127T212600Z
-DTSTAMP:20211127T194213Z
+DTSTART:20211127T211300Z
+DTEND:20211127T212300Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Bala Ramadurai":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/invoice\n
@@ -360,9 +360,9 @@ ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:e4e995c0-6e06-8544-a8c3-5f9a06c856fb
 URL:https://emacsconf.org/2021/talks/dashboard
-DTSTART:20211127T212900Z
-DTEND:20211127T213800Z
-DTSTAMP:20211127T194213Z
+DTSTART:20211127T212600Z
+DTEND:20211127T213500Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Mehmet Tekman":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/dashboard\n
@@ -374,9 +374,9 @@ ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:33776e08-e815-db94-971b-a151236e11be
 URL:https://emacsconf.org/2021/talks/nyxt
-DTSTART:20211127T214100Z
-DTEND:20211127T215000Z
-DTSTAMP:20211127T194213Z
+DTSTART:20211127T213800Z
+DTEND:20211127T214700Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Andrea":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/nyxt\n
@@ -387,9 +387,9 @@ ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:59e4daca-1e46-9054-9573-9c91966d6987
 URL:https://emacsconf.org/2021/talks/dev-update
-DTSTART:20211127T215300Z
-DTEND:20211127T220100Z
-DTSTAMP:20211127T194213Z
+DTSTART:20211127T215000Z
+DTEND:20211127T215800Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="John Wiegley":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/dev-update\n
@@ -400,9 +400,9 @@ ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:86d4470a-8d19-7bd4-0c53-6aba1b49baef
 URL:https://emacsconf.org/2021/talks/design
-DTSTART:20211127T220400Z
-DTEND:20211127T221100Z
-DTSTAMP:20211127T194213Z
+DTSTART:20211127T220100Z
+DTEND:20211127T220800Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Nicolas P. Rougier":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/design\n
@@ -413,9 +413,9 @@ ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:5287b003-f368-36c4-4f9b-8135734cad39
 URL:https://emacsconf.org/2021/talks/day1-close
-DTSTART:20211127T221500Z
-DTEND:20211127T222000Z
-DTSTAMP:20211127T194213Z
+DTSTART:20211127T221200Z
+DTEND:20211127T221700Z
+DTSTAMP:20211127T195908Z
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/day1-close\n
 END:VEVENT
@@ -427,7 +427,7 @@ UID:d877a57a-14cf-a194-99c3-a344ecb24acc
 URL:https://emacsconf.org/2021/talks/day2-open
 DTSTART:20211128T140000Z
 DTEND:20211128T140500Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/day2-open\n
 END:VEVENT
@@ -439,7 +439,7 @@ UID:35d1d9e4-dfdf-f254-6aab-7a466fbfaf09
 URL:https://emacsconf.org/2021/talks/faster
 DTSTART:20211128T140500Z
 DTEND:20211128T144100Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Dmitry Gutov":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/faster\n
@@ -453,7 +453,7 @@ UID:599ef3fa-4c73-6c94-4953-75bbc7830681
 URL:https://emacsconf.org/2021/talks/structural
 DTSTART:20211128T145600Z
 DTEND:20211128T150700Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Ethan Leba":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/structural\n
@@ -466,7 +466,7 @@ UID:8f62e571-91da-bd14-e7c3-b445c7b19d23
 URL:https://emacsconf.org/2021/talks/ui
 DTSTART:20211128T151300Z
 DTEND:20211128T152300Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Erik Anderson":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/ui\n
@@ -479,7 +479,7 @@ UID:3364aedb-a496-5c64-5383-b0080afa6d7b
 URL:https://emacsconf.org/2021/talks/mold
 DTSTART:20211128T153300Z
 DTEND:20211128T154300Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Andrea":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/mold\n
@@ -493,7 +493,7 @@ UID:5e1baaaf-56a3-b5b4-31cb-5437cf465cf9
 URL:https://emacsconf.org/2021/talks/model
 DTSTART:20211128T154700Z
 DTEND:20211128T155700Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Laszlo Krajnikovszkij":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/model\n
@@ -507,7 +507,7 @@ UID:1ddbe380-b4f3-2b84-3cc3-9e799536db8e
 URL:https://emacsconf.org/2021/talks/native
 DTSTART:20211128T160000Z
 DTEND:20211128T164000Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Andrea Corallo":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/native\n
@@ -520,7 +520,7 @@ UID:5947c3e9-93c1-1014-7ffb-aa0e0097e3e4
 URL:https://emacsconf.org/2021/talks/form
 DTSTART:20211128T180000Z
 DTEND:20211128T181300Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Ian Eure":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/form\n
@@ -533,7 +533,7 @@ UID:49a35f05-b71f-1d14-2343-a6638bec0d08
 URL:https://emacsconf.org/2021/talks/bindat
 DTSTART:20211128T181600Z
 DTEND:20211128T184600Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Stefan Monnier":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/bindat\n
@@ -546,7 +546,7 @@ UID:5e162d34-ea19-8544-b693-dd6da0e885cd
 URL:https://emacsconf.org/2021/talks/test
 DTSTART:20211128T185300Z
 DTEND:20211128T190000Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Eduardo Ochs":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/test\n
@@ -560,7 +560,7 @@ UID:1407591a-29fd-3f64-1beb-01dea6e9d7d2
 URL:https://emacsconf.org/2021/talks/bidi
 DTSTART:20211128T190200Z
 DTEND:20211128T192200Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Mohsen BANAN":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/bidi\n
@@ -573,7 +573,7 @@ UID:e7981936-6d72-93d4-8783-5ac64a0ae5bb
 URL:https://emacsconf.org/2021/talks/eaf
 DTSTART:20211128T193200Z
 DTEND:20211128T194200Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Matthew Zeng":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/eaf\n
@@ -586,7 +586,7 @@ UID:f03ae971-4d2b-ccc4-2643-4ae2391ce1ab
 URL:https://emacsconf.org/2021/talks/imaginary
 DTSTART:20211128T194600Z
 DTEND:20211128T195700Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Shane Mulligan":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/imaginary\n
@@ -599,7 +599,7 @@ UID:daf3570b-3df3-9db4-a1f3-ce98d9863717
 URL:https://emacsconf.org/2021/talks/clede
 DTSTART:20211128T200200Z
 DTEND:20211128T202100Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Fermin MF":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/clede\n
@@ -612,7 +612,7 @@ UID:51c360e6-188f-9a34-05bb-0a8d2eb09cdc
 URL:https://emacsconf.org/2021/talks/maintainers
 DTSTART:20211128T202800Z
 DTEND:20211128T203800Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Bastien Guerry":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/maintainers\n
@@ -625,7 +625,7 @@ UID:27595637-b6b9-f764-805b-ff1b7f009006
 URL:https://emacsconf.org/2021/talks/build
 DTSTART:20211128T205000Z
 DTEND:20211128T210700Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="Fermin MF":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/build\n
@@ -639,7 +639,7 @@ UID:80d1ad02-5fe4-03b4-c573-17ea6cdb61aa
 URL:https://emacsconf.org/2021/talks/forever
 DTSTART:20211128T211400Z
 DTEND:20211128T213900Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 ATTENDEE;ROLE=REQ-PARTICIPANT;CUTYPE=INDIVIDUAL;CN="David Wilson (System Crafters)":invalid:nomail
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/forever\n
@@ -652,7 +652,7 @@ UID:828e7c62-8430-f1a4-431b-63c308d58688
 URL:https://emacsconf.org/2021/talks/day2-close
 DTSTART:20211128T215900Z
 DTEND:20211128T220900Z
-DTSTAMP:20211127T194213Z
+DTSTAMP:20211127T195908Z
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/day2-close\n
 END:VEVENT
diff --git a/2021/info/babel-nav.md b/2021/info/babel-nav.md
index fd1e6590..e3acd3aa 100644
--- a/2021/info/babel-nav.md
+++ b/2021/info/babel-nav.md
@@ -1,3 +1,3 @@
 Back to the [[schedule]]  
-Previous: <a href="/2021/talks/research">Managing a research workflow (bibliographies, note-taking, and arXiv)</a>  
-Next: <a href="/2021/talks/molecular">Reproducible molecular graphics with Org-mode</a>  
+Previous: <a href="/2021/talks/teach">Using Org-mode to teach programming</a>  
+Next: <a href="/2021/talks/research">Managing a research workflow (bibliographies, note-taking, and arXiv)</a>  
diff --git a/2021/info/babel-schedule.md b/2021/info/babel-schedule.md
index f0ccd899..a97cb46f 100644
--- a/2021/info/babel-schedule.md
+++ b/2021/info/babel-schedule.md
@@ -3,7 +3,7 @@
 Q&A: maybe live (early morning in Australia)  
 Status: Captions added to video  
 Duration: 9:58  
-<div class="times" start="2021-11-27T20:39:00Z" end="2021-11-27T20:49:00Z">Saturday, Nov 27 2021, ~ 3:39 PM -  3:49 PM EST<br />Saturday, Nov 27 2021, ~12:39 PM - 12:49 PM PST<br />Saturday, Nov 27 2021, ~ 8:39 PM -  8:49 PM UTC<br />Saturday, Nov 27 2021, ~ 9:39 PM -  9:49 PM CET<br />Saturday, Nov 27 2021, ~10:39 PM - 10:49 PM EET<br />Sunday, Nov 28 2021, ~ 2:09 AM -  2:19 AM IST<br />Sunday, Nov 28 2021, ~ 4:39 AM -  4:49 AM +08<br />Sunday, Nov 28 2021, ~ 5:39 AM -  5:49 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
+<div class="times" start="2021-11-27T20:24:00Z" end="2021-11-27T20:34:00Z">Saturday, Nov 27 2021, ~ 3:24 PM -  3:34 PM EST<br />Saturday, Nov 27 2021, ~12:24 PM - 12:34 PM PST<br />Saturday, Nov 27 2021, ~ 8:24 PM -  8:34 PM UTC<br />Saturday, Nov 27 2021, ~ 9:24 PM -  9:34 PM CET<br />Saturday, Nov 27 2021, ~10:24 PM - 10:34 PM EET<br />Sunday, Nov 28 2021, ~ 1:54 AM -  2:04 AM IST<br />Sunday, Nov 28 2021, ~ 4:24 AM -  4:34 AM +08<br />Sunday, Nov 28 2021, ~ 5:24 AM -  5:34 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
 [[!inline pages="internal(2021/inline-alternate)" raw="yes"]]  
 
 # Description
diff --git a/2021/info/dashboard-schedule.md b/2021/info/dashboard-schedule.md
index d93aa426..55ed62cb 100644
--- a/2021/info/dashboard-schedule.md
+++ b/2021/info/dashboard-schedule.md
@@ -3,7 +3,7 @@
 Q&A: live Q&A and Matrix Chat (@mtekman:matrix.org)  
 Status: Captions added to video  
 Duration: 8:31  
-<div class="times" start="2021-11-27T21:29:00Z" end="2021-11-27T21:38:00Z">Saturday, Nov 27 2021, ~ 4:29 PM -  4:38 PM EST<br />Saturday, Nov 27 2021, ~ 1:29 PM -  1:38 PM PST<br />Saturday, Nov 27 2021, ~ 9:29 PM -  9:38 PM UTC<br />Saturday, Nov 27 2021, ~10:29 PM - 10:38 PM CET<br />Saturday, Nov 27 2021, ~11:29 PM - 11:38 PM EET<br />Sunday, Nov 28 2021, ~ 2:59 AM -  3:08 AM IST<br />Sunday, Nov 28 2021, ~ 5:29 AM -  5:38 AM +08<br />Sunday, Nov 28 2021, ~ 6:29 AM -  6:38 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
+<div class="times" start="2021-11-27T21:26:00Z" end="2021-11-27T21:35:00Z">Saturday, Nov 27 2021, ~ 4:26 PM -  4:35 PM EST<br />Saturday, Nov 27 2021, ~ 1:26 PM -  1:35 PM PST<br />Saturday, Nov 27 2021, ~ 9:26 PM -  9:35 PM UTC<br />Saturday, Nov 27 2021, ~10:26 PM - 10:35 PM CET<br />Saturday, Nov 27 2021, ~11:26 PM - 11:35 PM EET<br />Sunday, Nov 28 2021, ~ 2:56 AM -  3:05 AM IST<br />Sunday, Nov 28 2021, ~ 5:26 AM -  5:35 AM +08<br />Sunday, Nov 28 2021, ~ 6:26 AM -  6:35 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
 
 # Description
 
diff --git a/2021/info/day1-close-schedule.md b/2021/info/day1-close-schedule.md
index b045540e..770eebf4 100644
--- a/2021/info/day1-close-schedule.md
+++ b/2021/info/day1-close-schedule.md
@@ -2,7 +2,7 @@
 
 Status: Will be live  
 Duration: 5 minutes  
-<div class="times" start="2021-11-27T22:15:00Z" end="2021-11-27T22:20:00Z">Saturday, Nov 27 2021, ~ 5:15 PM -  5:20 PM EST<br />Saturday, Nov 27 2021, ~ 2:15 PM -  2:20 PM PST<br />Saturday, Nov 27 2021, ~10:15 PM - 10:20 PM UTC<br />Saturday, Nov 27 2021, ~11:15 PM - 11:20 PM CET<br />Sunday, Nov 28 2021, ~12:15 AM - 12:20 AM EET<br />Sunday, Nov 28 2021, ~ 3:45 AM -  3:50 AM IST<br />Sunday, Nov 28 2021, ~ 6:15 AM -  6:20 AM +08<br />Sunday, Nov 28 2021, ~ 7:15 AM -  7:20 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
+<div class="times" start="2021-11-27T22:12:00Z" end="2021-11-27T22:17:00Z">Saturday, Nov 27 2021, ~ 5:12 PM -  5:17 PM EST<br />Saturday, Nov 27 2021, ~ 2:12 PM -  2:17 PM PST<br />Saturday, Nov 27 2021, ~10:12 PM - 10:17 PM UTC<br />Saturday, Nov 27 2021, ~11:12 PM - 11:17 PM CET<br />Sunday, Nov 28 2021, ~12:12 AM - 12:17 AM EET<br />Sunday, Nov 28 2021, ~ 3:42 AM -  3:47 AM IST<br />Sunday, Nov 28 2021, ~ 6:12 AM -  6:17 AM +08<br />Sunday, Nov 28 2021, ~ 7:12 AM -  7:17 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
 
 # Description
 
diff --git a/2021/info/design-schedule.md b/2021/info/design-schedule.md
index 8d3d1ae6..7da3a3df 100644
--- a/2021/info/design-schedule.md
+++ b/2021/info/design-schedule.md
@@ -3,7 +3,7 @@
 Q&A: maybe live  
 Status: Captions added to video  
 Duration: 6:39  
-<div class="times" start="2021-11-27T22:04:00Z" end="2021-11-27T22:11:00Z">Saturday, Nov 27 2021, ~ 5:04 PM -  5:11 PM EST<br />Saturday, Nov 27 2021, ~ 2:04 PM -  2:11 PM PST<br />Saturday, Nov 27 2021, ~10:04 PM - 10:11 PM UTC<br />Saturday, Nov 27 2021, ~11:04 PM - 11:11 PM CET<br />Sunday, Nov 28 2021, ~12:04 AM - 12:11 AM EET<br />Sunday, Nov 28 2021, ~ 3:34 AM -  3:41 AM IST<br />Sunday, Nov 28 2021, ~ 6:04 AM -  6:11 AM +08<br />Sunday, Nov 28 2021, ~ 7:04 AM -  7:11 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
+<div class="times" start="2021-11-27T22:01:00Z" end="2021-11-27T22:08:00Z">Saturday, Nov 27 2021, ~ 5:01 PM -  5:08 PM EST<br />Saturday, Nov 27 2021, ~ 2:01 PM -  2:08 PM PST<br />Saturday, Nov 27 2021, ~10:01 PM - 10:08 PM UTC<br />Saturday, Nov 27 2021, ~11:01 PM - 11:08 PM CET<br />Sunday, Nov 28 2021, ~12:01 AM - 12:08 AM EET<br />Sunday, Nov 28 2021, ~ 3:31 AM -  3:38 AM IST<br />Sunday, Nov 28 2021, ~ 6:01 AM -  6:08 AM +08<br />Sunday, Nov 28 2021, ~ 7:01 AM -  7:08 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
 [[!inline pages="internal(2021/inline-alternate)" raw="yes"]]  
 
 # Description
diff --git a/2021/info/dev-update-schedule.md b/2021/info/dev-update-schedule.md
index 482d3a04..ed656706 100644
--- a/2021/info/dev-update-schedule.md
+++ b/2021/info/dev-update-schedule.md
@@ -3,7 +3,7 @@
 Q&A: maybe after the conference; will try to attend  
 Status: Captions added to video  
 Duration: 7:17  
-<div class="times" start="2021-11-27T21:53:00Z" end="2021-11-27T22:01:00Z">Saturday, Nov 27 2021, ~ 4:53 PM -  5:01 PM EST<br />Saturday, Nov 27 2021, ~ 1:53 PM -  2:01 PM PST<br />Saturday, Nov 27 2021, ~ 9:53 PM - 10:01 PM UTC<br />Saturday, Nov 27 2021, ~10:53 PM - 11:01 PM CET<br />Saturday, Nov 27 2021, ~11:53 PM - 12:01 AM EET<br />Sunday, Nov 28 2021, ~ 3:23 AM -  3:31 AM IST<br />Sunday, Nov 28 2021, ~ 5:53 AM -  6:01 AM +08<br />Sunday, Nov 28 2021, ~ 6:53 AM -  7:01 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
+<div class="times" start="2021-11-27T21:50:00Z" end="2021-11-27T21:58:00Z">Saturday, Nov 27 2021, ~ 4:50 PM -  4:58 PM EST<br />Saturday, Nov 27 2021, ~ 1:50 PM -  1:58 PM PST<br />Saturday, Nov 27 2021, ~ 9:50 PM -  9:58 PM UTC<br />Saturday, Nov 27 2021, ~10:50 PM - 10:58 PM CET<br />Saturday, Nov 27 2021, ~11:50 PM - 11:58 PM EET<br />Sunday, Nov 28 2021, ~ 3:20 AM -  3:28 AM IST<br />Sunday, Nov 28 2021, ~ 5:50 AM -  5:58 AM +08<br />Sunday, Nov 28 2021, ~ 6:50 AM -  6:58 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
 [[!inline pages="internal(2021/inline-alternate)" raw="yes"]]  
 
 # Description
diff --git a/2021/info/invoice-schedule.md b/2021/info/invoice-schedule.md
index f51f319a..0196cd4c 100644
--- a/2021/info/invoice-schedule.md
+++ b/2021/info/invoice-schedule.md
@@ -3,7 +3,7 @@
 Q&A: answering after the conference  
 Status: Captions added to video  
 Duration: 9:59  
-<div class="times" start="2021-11-27T21:16:00Z" end="2021-11-27T21:26:00Z">Saturday, Nov 27 2021, ~ 4:16 PM -  4:26 PM EST<br />Saturday, Nov 27 2021, ~ 1:16 PM -  1:26 PM PST<br />Saturday, Nov 27 2021, ~ 9:16 PM -  9:26 PM UTC<br />Saturday, Nov 27 2021, ~10:16 PM - 10:26 PM CET<br />Saturday, Nov 27 2021, ~11:16 PM - 11:26 PM EET<br />Sunday, Nov 28 2021, ~ 2:46 AM -  2:56 AM IST<br />Sunday, Nov 28 2021, ~ 5:16 AM -  5:26 AM +08<br />Sunday, Nov 28 2021, ~ 6:16 AM -  6:26 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
+<div class="times" start="2021-11-27T21:13:00Z" end="2021-11-27T21:23:00Z">Saturday, Nov 27 2021, ~ 4:13 PM -  4:23 PM EST<br />Saturday, Nov 27 2021, ~ 1:13 PM -  1:23 PM PST<br />Saturday, Nov 27 2021, ~ 9:13 PM -  9:23 PM UTC<br />Saturday, Nov 27 2021, ~10:13 PM - 10:23 PM CET<br />Saturday, Nov 27 2021, ~11:13 PM - 11:23 PM EET<br />Sunday, Nov 28 2021, ~ 2:43 AM -  2:53 AM IST<br />Sunday, Nov 28 2021, ~ 5:13 AM -  5:23 AM +08<br />Sunday, Nov 28 2021, ~ 6:13 AM -  6:23 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
 [[!inline pages="internal(2021/inline-alternate)" raw="yes"]]  
 
 # Description
diff --git a/2021/info/molecular-nav.md b/2021/info/molecular-nav.md
index 24447c94..7e5e9229 100644
--- a/2021/info/molecular-nav.md
+++ b/2021/info/molecular-nav.md
@@ -1,3 +1,3 @@
 Back to the [[schedule]]  
-Previous: <a href="/2021/talks/babel">Babel for academics</a>  
+Previous: <a href="/2021/talks/research">Managing a research workflow (bibliographies, note-taking, and arXiv)</a>  
 Next: <a href="/2021/talks/project">Budgeting, Project Monitoring and Invoicing with Org Mode</a>  
diff --git a/2021/info/molecular-schedule.md b/2021/info/molecular-schedule.md
index 23662693..a5153447 100644
--- a/2021/info/molecular-schedule.md
+++ b/2021/info/molecular-schedule.md
@@ -3,7 +3,7 @@
 Q&A: live Q&A or Etherpad  
 Status: Captions added to video  
 Duration: 8:04  
-<div class="times" start="2021-11-27T20:51:00Z" end="2021-11-27T21:00:00Z">Saturday, Nov 27 2021, ~ 3:51 PM -  4:00 PM EST<br />Saturday, Nov 27 2021, ~12:51 PM -  1:00 PM PST<br />Saturday, Nov 27 2021, ~ 8:51 PM -  9:00 PM UTC<br />Saturday, Nov 27 2021, ~ 9:51 PM - 10:00 PM CET<br />Saturday, Nov 27 2021, ~10:51 PM - 11:00 PM EET<br />Sunday, Nov 28 2021, ~ 2:21 AM -  2:30 AM IST<br />Sunday, Nov 28 2021, ~ 4:51 AM -  5:00 AM +08<br />Sunday, Nov 28 2021, ~ 5:51 AM -  6:00 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
+<div class="times" start="2021-11-27T20:48:00Z" end="2021-11-27T20:57:00Z">Saturday, Nov 27 2021, ~ 3:48 PM -  3:57 PM EST<br />Saturday, Nov 27 2021, ~12:48 PM - 12:57 PM PST<br />Saturday, Nov 27 2021, ~ 8:48 PM -  8:57 PM UTC<br />Saturday, Nov 27 2021, ~ 9:48 PM -  9:57 PM CET<br />Saturday, Nov 27 2021, ~10:48 PM - 10:57 PM EET<br />Sunday, Nov 28 2021, ~ 2:18 AM -  2:27 AM IST<br />Sunday, Nov 28 2021, ~ 4:48 AM -  4:57 AM +08<br />Sunday, Nov 28 2021, ~ 5:48 AM -  5:57 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
 
 # Description
 
diff --git a/2021/info/nyxt-schedule.md b/2021/info/nyxt-schedule.md
index 9f5a7549..303968f9 100644
--- a/2021/info/nyxt-schedule.md
+++ b/2021/info/nyxt-schedule.md
@@ -3,7 +3,7 @@
 Q&A: IRC or Etherpad  
 Status: Captions added to video  
 Duration: 8:26  
-<div class="times" start="2021-11-27T21:41:00Z" end="2021-11-27T21:50:00Z">Saturday, Nov 27 2021, ~ 4:41 PM -  4:50 PM EST<br />Saturday, Nov 27 2021, ~ 1:41 PM -  1:50 PM PST<br />Saturday, Nov 27 2021, ~ 9:41 PM -  9:50 PM UTC<br />Saturday, Nov 27 2021, ~10:41 PM - 10:50 PM CET<br />Saturday, Nov 27 2021, ~11:41 PM - 11:50 PM EET<br />Sunday, Nov 28 2021, ~ 3:11 AM -  3:20 AM IST<br />Sunday, Nov 28 2021, ~ 5:41 AM -  5:50 AM +08<br />Sunday, Nov 28 2021, ~ 6:41 AM -  6:50 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
+<div class="times" start="2021-11-27T21:38:00Z" end="2021-11-27T21:47:00Z">Saturday, Nov 27 2021, ~ 4:38 PM -  4:47 PM EST<br />Saturday, Nov 27 2021, ~ 1:38 PM -  1:47 PM PST<br />Saturday, Nov 27 2021, ~ 9:38 PM -  9:47 PM UTC<br />Saturday, Nov 27 2021, ~10:38 PM - 10:47 PM CET<br />Saturday, Nov 27 2021, ~11:38 PM - 11:47 PM EET<br />Sunday, Nov 28 2021, ~ 3:08 AM -  3:17 AM IST<br />Sunday, Nov 28 2021, ~ 5:38 AM -  5:47 AM +08<br />Sunday, Nov 28 2021, ~ 6:38 AM -  6:47 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
 [[!inline pages="internal(2021/inline-alternate)" raw="yes"]]  
 
 # Description
diff --git a/2021/info/org-outside-schedule.md b/2021/info/org-outside-schedule.md
index 63c0219a..06288f25 100644
--- a/2021/info/org-outside-schedule.md
+++ b/2021/info/org-outside-schedule.md
@@ -1,7 +1,7 @@
 <!-- Automatically generated by conf-create-info-pages -->
 
 Q&A: live Q&A or IRC  
-Status: Now playing  
+Status: Finished  
 Duration: 12:09  
 
 
diff --git a/2021/info/project-schedule.md b/2021/info/project-schedule.md
index 144a8e01..6727cbf9 100644
--- a/2021/info/project-schedule.md
+++ b/2021/info/project-schedule.md
@@ -2,7 +2,7 @@
 
 Status: Captions added to video  
 Duration: 9:35  
-<div class="times" start="2021-11-27T21:03:00Z" end="2021-11-27T21:13:00Z">Saturday, Nov 27 2021, ~ 4:03 PM -  4:13 PM EST<br />Saturday, Nov 27 2021, ~ 1:03 PM -  1:13 PM PST<br />Saturday, Nov 27 2021, ~ 9:03 PM -  9:13 PM UTC<br />Saturday, Nov 27 2021, ~10:03 PM - 10:13 PM CET<br />Saturday, Nov 27 2021, ~11:03 PM - 11:13 PM EET<br />Sunday, Nov 28 2021, ~ 2:33 AM -  2:43 AM IST<br />Sunday, Nov 28 2021, ~ 5:03 AM -  5:13 AM +08<br />Sunday, Nov 28 2021, ~ 6:03 AM -  6:13 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
+<div class="times" start="2021-11-27T21:00:00Z" end="2021-11-27T21:10:00Z">Saturday, Nov 27 2021, ~ 4:00 PM -  4:10 PM EST<br />Saturday, Nov 27 2021, ~ 1:00 PM -  1:10 PM PST<br />Saturday, Nov 27 2021, ~ 9:00 PM -  9:10 PM UTC<br />Saturday, Nov 27 2021, ~10:00 PM - 10:10 PM CET<br />Saturday, Nov 27 2021, ~11:00 PM - 11:10 PM EET<br />Sunday, Nov 28 2021, ~ 2:30 AM -  2:40 AM IST<br />Sunday, Nov 28 2021, ~ 5:00 AM -  5:10 AM +08<br />Sunday, Nov 28 2021, ~ 6:00 AM -  6:10 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
 [[!inline pages="internal(2021/inline-alternate)" raw="yes"]]  
 
 # Description
diff --git a/2021/info/research-nav.md b/2021/info/research-nav.md
index 7ed45ce5..b33750bc 100644
--- a/2021/info/research-nav.md
+++ b/2021/info/research-nav.md
@@ -1,3 +1,3 @@
 Back to the [[schedule]]  
-Previous: <a href="/2021/talks/teach">Using Org-mode to teach programming</a>  
-Next: <a href="/2021/talks/babel">Babel for academics</a>  
+Previous: <a href="/2021/talks/babel">Babel for academics</a>  
+Next: <a href="/2021/talks/molecular">Reproducible molecular graphics with Org-mode</a>  
diff --git a/2021/info/research-schedule.md b/2021/info/research-schedule.md
index 380a4822..34f5d350 100644
--- a/2021/info/research-schedule.md
+++ b/2021/info/research-schedule.md
@@ -3,7 +3,7 @@
 Q&A: maybe live  
 Status: Captions added to video  
 Duration: 8:46  
-<div class="times" start="2021-11-27T20:27:00Z" end="2021-11-27T20:36:00Z">Saturday, Nov 27 2021, ~ 3:27 PM -  3:36 PM EST<br />Saturday, Nov 27 2021, ~12:27 PM - 12:36 PM PST<br />Saturday, Nov 27 2021, ~ 8:27 PM -  8:36 PM UTC<br />Saturday, Nov 27 2021, ~ 9:27 PM -  9:36 PM CET<br />Saturday, Nov 27 2021, ~10:27 PM - 10:36 PM EET<br />Sunday, Nov 28 2021, ~ 1:57 AM -  2:06 AM IST<br />Sunday, Nov 28 2021, ~ 4:27 AM -  4:36 AM +08<br />Sunday, Nov 28 2021, ~ 5:27 AM -  5:36 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
+<div class="times" start="2021-11-27T20:36:00Z" end="2021-11-27T20:45:00Z">Saturday, Nov 27 2021, ~ 3:36 PM -  3:45 PM EST<br />Saturday, Nov 27 2021, ~12:36 PM - 12:45 PM PST<br />Saturday, Nov 27 2021, ~ 8:36 PM -  8:45 PM UTC<br />Saturday, Nov 27 2021, ~ 9:36 PM -  9:45 PM CET<br />Saturday, Nov 27 2021, ~10:36 PM - 10:45 PM EET<br />Sunday, Nov 28 2021, ~ 2:06 AM -  2:15 AM IST<br />Sunday, Nov 28 2021, ~ 4:36 AM -  4:45 AM +08<br />Sunday, Nov 28 2021, ~ 5:36 AM -  5:45 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
 [[!inline pages="internal(2021/inline-alternate)" raw="yes"]]  
 
 # Description
diff --git a/2021/info/teach-nav.md b/2021/info/teach-nav.md
index 2be2135c..6f69846e 100644
--- a/2021/info/teach-nav.md
+++ b/2021/info/teach-nav.md
@@ -1,3 +1,3 @@
 Back to the [[schedule]]  
 Previous: <a href="/2021/talks/org-outside">The use of Org mode syntax outside of GNU/Emacs</a>  
-Next: <a href="/2021/talks/research">Managing a research workflow (bibliographies, note-taking, and arXiv)</a>  
+Next: <a href="/2021/talks/babel">Babel for academics</a>  
diff --git a/2021/info/teach-schedule.md b/2021/info/teach-schedule.md
index b8c32343..7296f5f7 100644
--- a/2021/info/teach-schedule.md
+++ b/2021/info/teach-schedule.md
@@ -1,10 +1,14 @@
 <!-- Automatically generated by conf-create-info-pages -->
 
 Q&A: live Q&A or IRC  
-Status: Captions added to video  
+Status: Now playing  
 Duration: 20:49  
-<div class="times" start="2021-11-27T20:03:00Z" end="2021-11-27T20:24:00Z">Saturday, Nov 27 2021, ~ 3:03 PM -  3:24 PM EST<br />Saturday, Nov 27 2021, ~12:03 PM - 12:24 PM PST<br />Saturday, Nov 27 2021, ~ 8:03 PM -  8:24 PM UTC<br />Saturday, Nov 27 2021, ~ 9:03 PM -  9:24 PM CET<br />Saturday, Nov 27 2021, ~10:03 PM - 10:24 PM EET<br />Sunday, Nov 28 2021, ~ 1:33 AM -  1:54 AM IST<br />Sunday, Nov 28 2021, ~ 4:03 AM -  4:24 AM +08<br />Sunday, Nov 28 2021, ~ 5:03 AM -  5:24 AM JST<br /><a href="/2021/">Find out how to watch and participate</a></div>
 
-# Description
+
+<div class="mainVideo"><div class="video-card vid" id="mainVideo" data-id="mainVideo"><figure><video controls preload="metadata">
+<source src="https://media.emacsconf.org/2021/emacsconf-2021-teach--using-org-mode-to-teach-programming--daniel-german--main.webm"><track label="English" kind="captions" srclang="en" src="/2021/captions/emacsconf-2021-teach--using-org-mode-to-teach-programming--daniel-german--main.vtt" default>
+</video></figure>
+<div class="files resources"><ul><li><a href="https://media.emacsconf.org/2021/emacsconf-2021-teach--using-org-mode-to-teach-programming--daniel-german--main.webm">Download .webm video (20:49, 26.5MB)</a></li><li><a href="https://media.emacsconf.org/2021/emacsconf-2021-teach--using-org-mode-to-teach-programming--daniel-german--main.vtt">Download --main.vtt</a></li></ul></div></div>
+</div># Description
 
 
diff --git a/2021/schedule-details.md b/2021/schedule-details.md
index 32e27964..742b5b58 100644
--- a/2021/schedule-details.md
+++ b/2021/schedule-details.md
@@ -20,18 +20,18 @@
 <tr><td>done</td><td width=100>~ 2:15 PM</td><td><a href="/2021/talks/professional">Using Org-Mode For Recording Continuous Professional Development</a></td><td>Philip Beadling</td></tr>
 <tr><td>done</td><td width=100>~ 2:26 PM</td><td><a href="/2021/talks/tech">Creating technical API documentation and presentations using org-babel, restclient, and org-treeslide</a></td><td>Jan Ypma</td></tr>
 <tr><td>done</td><td width=100>~ 2:38 PM</td><td><a href="/2021/talks/exec">Org as an executable format</a></td><td>Tom Gillespie</td></tr>
-<tr><td>now playing</td><td width=100>~ 2:46 PM</td><td><a href="/2021/talks/org-outside">The use of Org mode syntax outside of GNU/Emacs</a></td><td>Karl Voit</td></tr>
-<tr><td>captioned</td><td width=100>~ 3:03 PM</td><td><a href="/2021/talks/teach">Using Org-mode to teach programming</a></td><td>Daniel German</td></tr>
-<tr><td>captioned</td><td width=100>~ 3:27 PM</td><td><a href="/2021/talks/research">Managing a research workflow (bibliographies, note-taking, and arXiv)</a></td><td>Ahmed Khaled</td></tr>
-<tr><td>captioned</td><td width=100>~ 3:39 PM</td><td><a href="/2021/talks/babel">Babel for academics</a></td><td>Asilata Bapat</td></tr>
-<tr><td>captioned</td><td width=100>~ 3:51 PM</td><td><a href="/2021/talks/molecular">Reproducible molecular graphics with Org-mode</a></td><td>Blaine Mooers</td></tr>
-<tr><td>captioned</td><td width=100>~ 4:03 PM</td><td><a href="/2021/talks/project">Budgeting, Project Monitoring and Invoicing with Org Mode</a></td><td>Adolfo Villafiorita</td></tr>
-<tr><td>captioned</td><td width=100>~ 4:16 PM</td><td><a href="/2021/talks/invoice">Finding Your (In)voice: Emacs for Invoicing</a></td><td>Bala Ramadurai</td></tr>
-<tr><td>captioned</td><td width=100>~ 4:29 PM</td><td><a href="/2021/talks/dashboard">Productivity Dashboards with Emacs and Kindle</a></td><td>Mehmet Tekman</td></tr>
-<tr><td>captioned</td><td width=100>~ 4:41 PM</td><td><a href="/2021/talks/nyxt">Emacs with Nyxt: extend your editor with the power of a Lisp browser</a></td><td>Andrea</td></tr>
-<tr><td>captioned</td><td width=100>~ 4:53 PM</td><td><a href="/2021/talks/dev-update">Emacs development updates</a></td><td>John Wiegley</td></tr>
-<tr><td>captioned</td><td width=100>~ 5:04 PM</td><td><a href="/2021/talks/design">On the design of text editors</a></td><td>Nicolas P. Rougier</td></tr>
-<tr><td></td><td width=100>~ 5:15 PM</td><td><a href="/2021/talks/day1-close">Closing remarks day 1</a></td><td></td></tr>
+<tr><td>done</td><td width=100>~ 2:46 PM</td><td><a href="/2021/talks/org-outside">The use of Org mode syntax outside of GNU/Emacs</a></td><td>Karl Voit</td></tr>
+<tr><td>now playing</td><td width=100>~ 3:00 PM</td><td><a href="/2021/talks/teach">Using Org-mode to teach programming</a></td><td>Daniel German</td></tr>
+<tr><td>captioned</td><td width=100>~ 3:24 PM</td><td><a href="/2021/talks/babel">Babel for academics</a></td><td>Asilata Bapat</td></tr>
+<tr><td>captioned</td><td width=100>~ 3:36 PM</td><td><a href="/2021/talks/research">Managing a research workflow (bibliographies, note-taking, and arXiv)</a></td><td>Ahmed Khaled</td></tr>
+<tr><td>captioned</td><td width=100>~ 3:48 PM</td><td><a href="/2021/talks/molecular">Reproducible molecular graphics with Org-mode</a></td><td>Blaine Mooers</td></tr>
+<tr><td>captioned</td><td width=100>~ 4:00 PM</td><td><a href="/2021/talks/project">Budgeting, Project Monitoring and Invoicing with Org Mode</a></td><td>Adolfo Villafiorita</td></tr>
+<tr><td>captioned</td><td width=100>~ 4:13 PM</td><td><a href="/2021/talks/invoice">Finding Your (In)voice: Emacs for Invoicing</a></td><td>Bala Ramadurai</td></tr>
+<tr><td>captioned</td><td width=100>~ 4:26 PM</td><td><a href="/2021/talks/dashboard">Productivity Dashboards with Emacs and Kindle</a></td><td>Mehmet Tekman</td></tr>
+<tr><td>captioned</td><td width=100>~ 4:38 PM</td><td><a href="/2021/talks/nyxt">Emacs with Nyxt: extend your editor with the power of a Lisp browser</a></td><td>Andrea</td></tr>
+<tr><td>captioned</td><td width=100>~ 4:50 PM</td><td><a href="/2021/talks/dev-update">Emacs development updates</a></td><td>John Wiegley</td></tr>
+<tr><td>captioned</td><td width=100>~ 5:01 PM</td><td><a href="/2021/talks/design">On the design of text editors</a></td><td>Nicolas P. Rougier</td></tr>
+<tr><td></td><td width=100>~ 5:12 PM</td><td><a href="/2021/talks/day1-close">Closing remarks day 1</a></td><td></td></tr>
 <tr><td colspan="4"><strong>Sunday, Nov 28, 2021: Development talks<strong></td></tr>
 <tr><td colspan="4"><strong>Sunday morning<strong></td></tr>
 <tr><td></td><td width=100>~ 9:00 AM</td><td><a href="/2021/talks/day2-open">Opening remarks day 2</a></td><td></td></tr>