Update

3 files changed, 69 insertions, 69 deletions

diff --git a/2021/emacsconf-pentabarf.xml b/2021/emacsconf-pentabarf.xml
index db291f32..727a8c07 100644
--- a/2021/emacsconf-pentabarf.xml
+++ b/2021/emacsconf-pentabarf.xml
@@ -1,4 +1,4 @@
-<schedule><generator name="EmacsConf" version="0.1"></generator><version>20211127104541</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.
+<schedule><generator name="EmacsConf" version="0.1"></generator><version>20211127110756</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.
 
@@ -12,15 +12,15 @@
 
 </description><url>https://emacsconf.org/2021/talks/montessori</url><persons><person>Grant Shangreaux</person></persons></event><event id="51" guid="fe959e43-441b-ed34-854b-87f6f481f55a"><date>2021-11-27T15:40:00Z</date><start>10:40</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-pattern</slug><duration>0:24</duration><title>Emacs as Design Pattern Learning</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/pattern</url><persons><person>Greta Goetz</person></persons></event><event id="27" guid="48a8580f-52ce-cc84-6a23-1eddf720ae02"><date>2021-11-27T16:06:00Z</date><start>11:06</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-freedom</slug><duration>0:39</duration><title>How Emacs made me appreciate software freedom</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/pattern</url><persons><person>Greta Goetz</person></persons></event><event id="27" guid="48a8580f-52ce-cc84-6a23-1eddf720ae02"><date>2021-11-27T16:07:00Z</date><start>11:07</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-freedom</slug><duration>0:39</duration><title>How Emacs made me appreciate software freedom</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/freedom</url><persons><person>Protesilaos Stavrou</person></persons></event><event id="05" guid="525d972d-1e34-bcb4-e9c3-861942549357"><date>2021-11-27T16:47:00Z</date><start>11:47</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-nongnu</slug><duration>0:07</duration><title>NonGNU ELPA Update</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/freedom</url><persons><person>Protesilaos Stavrou</person></persons></event><event id="05" guid="525d972d-1e34-bcb4-e9c3-861942549357"><date>2021-11-27T16:48:00Z</date><start>11:48</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-nongnu</slug><duration>0:07</duration><title>NonGNU ELPA Update</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/nongnu</url><persons><person>Philip Kaludercic</person></persons></event><event id="06" guid="245a575a-965a-caa4-8d3b-75f8519c2f3e"><date>2021-11-27T16:56:00Z</date><start>11:56</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-borg</slug><duration>0:08</duration><title>Manual Package Management in The Era of Repositories - Why and How</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/nongnu</url><persons><person>Philip Kaludercic</person></persons></event><event id="06" guid="245a575a-965a-caa4-8d3b-75f8519c2f3e"><date>2021-11-27T16:57:00Z</date><start>11:57</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-borg</slug><duration>0:08</duration><title>Manual Package Management in The Era of Repositories - Why and How</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/borg</url><persons><person>Dhavan (codingquark)</person></persons></event><event id="08" guid="e4bdc2c1-e4b6-67e4-aafb-87ec9aaf846b"><date>2021-11-27T17:06:00Z</date><start>12:06</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-nangulator</slug><duration>0:10</duration><title>Introducing N-Angulator</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/borg</url><persons><person>Dhavan (codingquark)</person></persons></event><event id="08" guid="e4bdc2c1-e4b6-67e4-aafb-87ec9aaf846b"><date>2021-11-27T17:07:00Z</date><start>12:07</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-nangulator</slug><duration>0:10</duration><title>Introducing N-Angulator</title><abstract></abstract><description>Times are approximate and will probably change.
 
-</description><url>https://emacsconf.org/2021/talks/nangulator</url><persons><person>Kevin Haddock</person></persons></event><event id="12" guid="716d913f-de8b-91a4-5f33-e04ba0905fa5"><date>2021-11-27T17:18:00Z</date><start>12:18</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-gregorian</slug><duration>0:09</duration><title>Typesetting Gregorian Chant with Emacs</title><abstract></abstract><description>Times are approximate and will probably change.
+</description><url>https://emacsconf.org/2021/talks/nangulator</url><persons><person>Kevin Haddock</person></persons></event><event id="12" guid="716d913f-de8b-91a4-5f33-e04ba0905fa5"><date>2021-11-27T17:19:00Z</date><start>12:19</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-gregorian</slug><duration>0:09</duration><title>Typesetting Gregorian Chant with Emacs</title><abstract></abstract><description>Times are approximate and will probably change.
 
 </description><url>https://emacsconf.org/2021/talks/gregorian</url><persons><person>Spencer King</person></persons></event><event id="07" guid="86158391-53a2-7cb4-d7d3-020afbf6d8d9"><date>2021-11-27T18:00:00Z</date><start>13:00</start><language>en</language><room>Main</room><subtitle></subtitle><type>Talk</type><track>Main</track><slug>emacsconf-2021-talk-telega</slug><duration>0:08</duration><title>telega.el and the Emacs community on Telegram</title><abstract></abstract><description>Times are approximate and will probably change.
 
diff --git a/2021/emacsconf.ics b/2021/emacsconf.ics
index 0d3c1668..0d8b2351 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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
@@ -103,9 +103,9 @@ ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:48a8580f-52ce-cc84-6a23-1eddf720ae02
 URL:https://emacsconf.org/2021/talks/freedom
-DTSTART:20211127T160600Z
-DTEND:20211127T164500Z
-DTSTAMP:20211127T154540Z
+DTSTART:20211127T160700Z
+DTEND:20211127T164600Z
+DTSTAMP:20211127T160755Z
 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
@@ -116,9 +116,9 @@ ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:525d972d-1e34-bcb4-e9c3-861942549357
 URL:https://emacsconf.org/2021/talks/nongnu
-DTSTART:20211127T164700Z
-DTEND:20211127T165400Z
-DTSTAMP:20211127T154540Z
+DTSTART:20211127T164800Z
+DTEND:20211127T165500Z
+DTSTAMP:20211127T160755Z
 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
@@ -130,9 +130,9 @@ ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:245a575a-965a-caa4-8d3b-75f8519c2f3e
 URL:https://emacsconf.org/2021/talks/borg
-DTSTART:20211127T165600Z
-DTEND:20211127T170400Z
-DTSTAMP:20211127T154540Z
+DTSTART:20211127T165700Z
+DTEND:20211127T170500Z
+DTSTAMP:20211127T160755Z
 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
@@ -143,9 +143,9 @@ ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:e4bdc2c1-e4b6-67e4-aafb-87ec9aaf846b
 URL:https://emacsconf.org/2021/talks/nangulator
-DTSTART:20211127T170600Z
-DTEND:20211127T171600Z
-DTSTAMP:20211127T154540Z
+DTSTART:20211127T170700Z
+DTEND:20211127T171700Z
+DTSTAMP:20211127T160755Z
 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
@@ -156,9 +156,9 @@ ORGANIZER:EmacsConf
 LOCATION:https://emacsconf.org/
 UID:716d913f-de8b-91a4-5f33-e04ba0905fa5
 URL:https://emacsconf.org/2021/talks/gregorian
-DTSTART:20211127T171800Z
-DTEND:20211127T172700Z
-DTSTAMP:20211127T154540Z
+DTSTART:20211127T171900Z
+DTEND:20211127T172800Z
+DTSTAMP:20211127T160755Z
 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:20211127T180000Z
 DTEND:20211127T180800Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T184100Z
 DTEND:20211127T185200Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T185500Z
 DTEND:20211127T190500Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T190800Z
 DTEND:20211127T191900Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T192100Z
 DTEND:20211127T193200Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T193400Z
 DTEND:20211127T194200Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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
@@ -269,7 +269,7 @@ UID:69763d57-be4e-7e74-509b-92e48a0e7ba6
 URL:https://emacsconf.org/2021/talks/org-outside
 DTSTART:20211127T194500Z
 DTEND:20211127T195800Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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
@@ -282,7 +282,7 @@ UID:aed5e190-66a0-3dd4-e5eb-be09be94e6c3
 URL:https://emacsconf.org/2021/talks/teach
 DTSTART:20211127T195900Z
 DTEND:20211127T202000Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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
@@ -296,7 +296,7 @@ UID:fd246cee-b5d6-7cc4-2b63-20e87bb7d750
 URL:https://emacsconf.org/2021/talks/research
 DTSTART:20211127T202400Z
 DTEND:20211127T203300Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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
@@ -309,7 +309,7 @@ UID:db5821ed-fef4-4934-8fb3-87a0282714de
 URL:https://emacsconf.org/2021/talks/babel
 DTSTART:20211127T203700Z
 DTEND:20211127T204700Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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
@@ -322,7 +322,7 @@ UID:1fc4917c-aab4-1924-2983-e78f8bca6af9
 URL:https://emacsconf.org/2021/talks/molecular
 DTSTART:20211127T204900Z
 DTEND:20211127T205800Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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
@@ -336,7 +336,7 @@ UID:c54c7930-51cc-5184-9dfb-5033e577b95e
 URL:https://emacsconf.org/2021/talks/project
 DTSTART:20211127T210000Z
 DTEND:20211127T211000Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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
@@ -349,7 +349,7 @@ UID:c9870e10-2600-85a4-24fb-793dfc51164e
 URL:https://emacsconf.org/2021/talks/invoice
 DTSTART:20211127T211300Z
 DTEND:20211127T212300Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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
@@ -362,7 +362,7 @@ UID:e4e995c0-6e06-8544-a8c3-5f9a06c856fb
 URL:https://emacsconf.org/2021/talks/dashboard
 DTSTART:20211127T212600Z
 DTEND:20211127T213500Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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
@@ -376,7 +376,7 @@ UID:33776e08-e815-db94-971b-a151236e11be
 URL:https://emacsconf.org/2021/talks/nyxt
 DTSTART:20211127T213800Z
 DTEND:20211127T214700Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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
@@ -389,7 +389,7 @@ UID:59e4daca-1e46-9054-9573-9c91966d6987
 URL:https://emacsconf.org/2021/talks/dev-update
 DTSTART:20211127T215000Z
 DTEND:20211127T215800Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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
@@ -402,7 +402,7 @@ UID:86d4470a-8d19-7bd4-0c53-6aba1b49baef
 URL:https://emacsconf.org/2021/talks/design
 DTSTART:20211127T220100Z
 DTEND:20211127T220800Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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
@@ -415,7 +415,7 @@ UID:5287b003-f368-36c4-4f9b-8135734cad39
 URL:https://emacsconf.org/2021/talks/day1-close
 DTSTART:20211127T221200Z
 DTEND:20211127T221700Z
-DTSTAMP:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 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:20211127T154540Z
+DTSTAMP:20211127T160755Z
 DESCRIPTION: Times are approximate and will probably change.\nhttps://emacs
  conf.org/2021/talks/day2-close\n
 END:VEVENT
diff --git a/2021/schedule-details.md b/2021/schedule-details.md
index b934d918..bd86dc38 100644
--- a/2021/schedule-details.md
+++ b/2021/schedule-details.md
@@ -8,10 +8,10 @@
 <tr><td>done</td><td width=100>~10:25 AM</td><td><a href="/2021/talks/montessori">Emacs and Montessori Philosophy</a></td><td>Grant Shangreaux</td></tr>
 <tr><td>done</td><td width=100>~10:40 AM</td><td><a href="/2021/talks/pattern">Emacs as Design Pattern Learning</a></td><td>Greta Goetz</td></tr>
 <tr><td>now playing</td><td width=100>~11:07 AM</td><td><a href="/2021/talks/freedom">How Emacs made me appreciate software freedom</a></td><td>Protesilaos Stavrou</td></tr>
-<tr><td>captioned</td><td width=100>~11:47 AM</td><td><a href="/2021/talks/nongnu">NonGNU ELPA Update</a></td><td>Philip Kaludercic</td></tr>
-<tr><td>captioned</td><td width=100>~11:56 AM</td><td><a href="/2021/talks/borg">Manual Package Management in The Era of Repositories - Why and How</a></td><td>Dhavan (codingquark)</td></tr>
-<tr><td>captioned</td><td width=100>~12:06 PM</td><td><a href="/2021/talks/nangulator">Introducing N-Angulator</a></td><td>Kevin Haddock</td></tr>
-<tr><td>captioned</td><td width=100>~12:18 PM</td><td><a href="/2021/talks/gregorian">Typesetting Gregorian Chant with Emacs</a></td><td>Spencer King</td></tr>
+<tr><td>captioned</td><td width=100>~11:48 AM</td><td><a href="/2021/talks/nongnu">NonGNU ELPA Update</a></td><td>Philip Kaludercic</td></tr>
+<tr><td>captioned</td><td width=100>~11:57 AM</td><td><a href="/2021/talks/borg">Manual Package Management in The Era of Repositories - Why and How</a></td><td>Dhavan (codingquark)</td></tr>
+<tr><td>captioned</td><td width=100>~12:07 PM</td><td><a href="/2021/talks/nangulator">Introducing N-Angulator</a></td><td>Kevin Haddock</td></tr>
+<tr><td>captioned</td><td width=100>~12:19 PM</td><td><a href="/2021/talks/gregorian">Typesetting Gregorian Chant with Emacs</a></td><td>Spencer King</td></tr>
 <tr><td colspan="4"><strong>Saturday afternoon<strong></td></tr>
 <tr><td>captioned</td><td width=100>~ 1:00 PM</td><td><a href="/2021/talks/telega">telega.el and the Emacs community on Telegram</a></td><td>Gabriele Bozzola</td></tr>
 <tr><td>captioned</td><td width=100>~ 1:10 PM</td><td><a href="/2021/talks/janitor">A day in the life of a janitor</a></td><td>Stefan Monnier</td></tr>