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diff --git a/2020/subtitles/emacsconf-2020--04-music-in-plain-text--jonathan-gregory.vtt b/2020/subtitles/emacsconf-2020--04-music-in-plain-text--jonathan-gregory.vtt
index 773ff31..b2722c9 100644
--- a/2020/subtitles/emacsconf-2020--04-music-in-plain-text--jonathan-gregory.vtt
+++ b/2020/subtitles/emacsconf-2020--04-music-in-plain-text--jonathan-gregory.vtt
@@ -3,98 +3,94 @@ WEBVTT
00:00:02.000 --> 00:00:04.799
Hello, everyone, and welcome to the EmacsConf.
-00:00:04.799 --> 00:00:07.200
-I am Jonathan. In this talk, I'm going
+00:00:04.799 --> 00:00:06.631
+I am Jonathan. In this talk,
-00:00:07.200 --> 00:00:09.599
-to demonstrate ways of producing sheet
+00:00:06.631 --> 00:00:10.880
+I'm going to demonstrate ways of
+producing sheet music in Emacs
-00:00:09.599 --> 00:00:10.880
-music in Emacs
+00:00:10.880 --> 00:00:14.636
+using Lilypond, and maybe also
+convince you
-00:00:10.880 --> 00:00:14.320
-using Lilypond, and maybe also convince
+00:00:14.636 --> 00:00:18.640
+to use Emacs for writing your scores.
-00:00:14.320 --> 00:00:18.640
-you to use Emacs for writing your scores.
+00:00:18.640 --> 00:00:20.698
+I'll start with an overview
+of the syntax
-00:00:18.640 --> 00:00:20.400
-I'll start with an overview of the
-
-00:00:20.400 --> 00:00:22.240
-syntax for those who are new to using
+00:00:20.698 --> 00:00:22.240
+for those who are new to using
00:00:22.240 --> 00:00:24.400
text-based notation
-00:00:24.400 --> 00:00:26.800
-as a shallow dive into the deep pond of
+00:00:24.400 --> 00:00:26.615
+as a shallow dive into the deep pond
-00:00:26.800 --> 00:00:28.800
-lilies and Lilypond,
+00:00:26.615 --> 00:00:28.800
+of lilies and Lilypond,
-00:00:28.800 --> 00:00:30.800
-and move on to showcase some of its
+00:00:28.800 --> 00:00:30.171
+and move on to showcase
-00:00:30.800 --> 00:00:32.960
-functionalities using Org Mode
+00:00:30.171 --> 00:00:34.723
+some of its functionalities
+using Org Mode and lilypond-mode.
-00:00:32.960 --> 00:00:36.320
-and lilypond-mode. One disclaimer,
+00:00:34.723 --> 00:00:37.173
+One disclaimer, however:
-00:00:36.320 --> 00:00:40.480
-however: I am not a Lilypond developer.
+00:00:37.173 --> 00:00:40.480
+I am not a Lilypond developer.
-00:00:40.480 --> 00:00:44.079
-So what is Lilypond? Lilypond is
+00:00:40.480 --> 00:00:42.841
+So what is Lilypond?
-00:00:44.079 --> 00:00:46.800
-a file format and music engraving system
+00:00:42.841 --> 00:00:46.800
+Lilypond is a file format and music
+engraving system
00:00:46.800 --> 00:00:50.000
for producing high-quality sheet music.
-00:00:50.000 --> 00:00:52.640
-It translates textual representations of
+00:00:50.000 --> 00:00:52.442
+It translates textual representations
-00:00:52.640 --> 00:00:55.120
-music to graphical objects.
+00:00:52.442 --> 00:00:55.120
+of music to graphical objects.
-00:00:55.120 --> 00:00:57.760
-It's similar to LaTeX in that its
+00:00:55.120 --> 00:00:57.520
+It's similar to LaTeX in that
-00:00:57.760 --> 00:01:00.000
-input format describes the visual
+00:00:57.520 --> 00:00:59.329
+its input format describes
-00:01:00.000 --> 00:01:01.600
-layouts of the score,
+00:00:59.329 --> 00:01:01.600
+the visual layouts of the score,
-00:01:01.600 --> 00:01:03.520
+00:01:01.600 --> 00:01:05.119
using commands to define musical
-
-00:01:03.520 --> 00:01:05.119
expressions.
00:01:05.119 --> 00:01:07.760
Commands begin with a backslash.
-00:01:07.760 --> 00:01:08.640
-For example,
-
-00:01:08.640 --> 00:01:10.479
-the formatter command, as shown on the
+00:01:07.760 --> 00:01:10.791
+For example, the formatter command,
+as shown on the left,
-00:01:10.479 --> 00:01:13.040
-left, yields its graphical equivalents on
+00:01:10.791 --> 00:01:13.920
+yields its graphical equivalents
+on the right,
-00:01:13.040 --> 00:01:13.920
-the right,
+00:01:13.920 --> 00:01:16.345
+the fermata symbol over the low B
-00:01:13.920 --> 00:01:16.640
-the fermata symbol over the low B and
-
-00:01:16.640 --> 00:01:19.119
-so on and so forth.
+00:01:16.345 --> 00:01:19.119
+and so on and so forth.
00:01:19.119 --> 00:01:21.600
It's also fully extensible, like Emacs,
@@ -105,59 +101,48 @@ allowing users to extend
00:01:23.119 --> 00:01:25.600
and override Lilypond's functionalities
-00:01:25.600 --> 00:01:26.640
-using the Scheme
-
-00:01:26.640 --> 00:01:29.840
-scripting language. It can be used for
+00:01:25.600 --> 00:01:28.452
+using the Scheme scripting language.
-00:01:29.840 --> 00:01:31.600
-early and contemporary music
+00:01:28.452 --> 00:01:32.422
+It can be used for early and
+contemporary music tablature,
-00:01:31.600 --> 00:01:34.479
-tablature, vocal music lead sheets,
-
-00:01:34.479 --> 00:01:35.200
-and so on.
+00:01:32.422 --> 00:01:35.200
+vocal music lead sheets, and so on.
00:01:35.200 --> 00:01:38.000
Above all, it works with Emacs.
-00:01:38.000 --> 00:01:38.479
-In fact,
-
-00:01:38.479 --> 00:01:41.040
-Lilypond ships with Emacs Lisp libraries,
+00:01:38.000 --> 00:01:41.040
+In fact, Lilypond ships with
+Emacs Lisp libraries,
-00:01:41.040 --> 00:01:43.119
+00:01:41.040 --> 00:01:47.360
including a major mode for editing
-
-00:01:43.119 --> 00:01:47.360
Lilypond files.
-00:01:47.360 --> 00:01:50.000
-So the input files are similar to
-
-00:01:50.000 --> 00:01:50.560
-source files.
+00:01:47.360 --> 00:01:50.560
+So the input files are similar to source
+files.
-00:01:50.560 --> 00:01:52.560
+00:01:50.560 --> 00:01:54.079
They contain expressions formed with
-
-00:01:52.560 --> 00:01:54.079
curly braces,
-00:01:54.079 --> 00:01:55.840
-comments that start with the percent
+00:01:54.079 --> 00:01:56.549
+comments that start with
+the percent sign,
-00:01:55.840 --> 00:02:00.240
-sign, and the code is indented.
+00:01:56.549 --> 00:02:00.240
+and the code is indented.
-00:02:00.240 --> 00:02:02.159
+00:02:00.240 --> 00:02:02.903
Notes are entered using lowercase
+letters,
-00:02:02.159 --> 00:02:05.600
-letters, and rests with the letter r.
+00:02:02.903 --> 00:02:05.600
+and rests with the letter r.
00:02:05.600 --> 00:02:08.800
In this case, the lowercase r or r4
@@ -168,22 +153,20 @@ is the equivalence of a crotchet or
00:02:11.039 --> 00:02:14.000
quarter note rest.
-00:02:14.000 --> 00:02:16.160
-Durations are entered using numbers and
+00:02:14.000 --> 00:02:15.938
+Durations are entered using numbers
-00:02:16.160 --> 00:02:18.480
-dots after the note name.
+00:02:15.938 --> 00:02:18.480
+and dots after the note name.
-00:02:18.480 --> 00:02:20.959
-If you do not specify one, the previous
+00:02:18.480 --> 00:02:20.196
+If you do not specify one,
-00:02:20.959 --> 00:02:22.640
-duration is used.
+00:02:20.196 --> 00:02:22.640
+the previous duration is used.
-00:02:22.640 --> 00:02:24.560
+00:02:22.640 --> 00:02:27.360
You can also tie notes together using
-
-00:02:24.560 --> 00:02:27.360
the tilde symbol (~).
00:02:27.360 --> 00:02:30.000
@@ -192,32 +175,30 @@ In fact, you can input chords, lyrics,
00:02:30.000 --> 00:02:32.080
embellishments, and a lot more.
-00:02:32.080 --> 00:02:33.920
+00:02:32.080 --> 00:02:36.160
I encourage you to read the manual for
-
-00:02:33.920 --> 00:02:36.160
more information.
00:02:36.160 --> 00:02:39.680
Now let's switch to a terminal window.
-00:02:39.680 --> 00:02:42.000
-With Lilypond installed, let's create
-
-00:02:42.000 --> 00:02:43.840
-a test file with the extension
+00:02:39.680 --> 00:02:41.247
+With Lilypond installed,
-00:02:43.840 --> 00:02:50.560
-.ly and open it in Emacs.
+00:02:41.247 --> 00:02:50.560
+let's create a test file with the
+extension .ly and open it in Emacs.
-00:02:50.560 --> 00:02:52.400
-At the top of the file is the version
+00:02:50.560 --> 00:02:53.048
+At the top of the file is
+the version statement,
-00:02:52.400 --> 00:02:54.800
-statement, which tells Lilypond which
+00:02:53.048 --> 00:02:54.395
+which tells Lilypond
-00:02:54.800 --> 00:02:57.440
-version to use when compiling the file.
+00:02:54.395 --> 00:02:57.440
+which version to use when
+compiling the file.
00:02:57.440 --> 00:03:00.959
Here I'm using version 2.20.0.
@@ -228,14 +209,15 @@ I've added the clef and time signature.
00:03:04.159 --> 00:03:09.280
Let's add some notes.
-00:03:09.280 --> 00:03:12.400
-I'm going to close this now and
+00:03:09.280 --> 00:03:12.098
+I'm going to close this now
-00:03:12.400 --> 00:03:14.560
-compile the file by running
+00:03:12.098 --> 00:03:13.765
+and compile the file
-00:03:14.560 --> 00:03:19.760
-lilypond followed by the file name.
+00:03:13.765 --> 00:03:19.760
+by running lilypond followed
+by the file name.
00:03:19.760 --> 00:03:27.360
So now let's view the output.
@@ -246,26 +228,22 @@ Okay. So here's a more complex example
00:03:29.760 --> 00:03:32.239
for randomizing note sequences.
-00:03:32.239 --> 00:03:34.080
-The idea is to create new reading
+00:03:32.239 --> 00:03:33.410
+The idea is to create
-00:03:34.080 --> 00:03:36.239
-materials each time the code blocks are
-
-00:03:36.239 --> 00:03:37.760
-evaluated.
+00:03:33.410 --> 00:03:37.760
+new reading materials each time the code
+blocks are evaluated.
00:03:37.760 --> 00:03:40.640
As usual, we begin with a header.
-00:03:40.640 --> 00:03:41.840
-I've added the title
-
-00:03:41.840 --> 00:03:45.200
-and composer. Then we add the note
+00:03:40.640 --> 00:03:43.541
+I've added the title and composer.
-00:03:45.200 --> 00:03:47.920
-sequences to use in the composition.
+00:03:43.541 --> 00:03:47.920
+Then we add the note sequences to use in
+the composition.
00:03:47.920 --> 00:03:51.200
In this case, sn is a note name just like
@@ -288,28 +266,22 @@ Finally, we expand the notes inside
00:04:06.560 --> 00:04:08.799
the Lilypond source block.
-00:04:08.799 --> 00:04:10.799
-So whatever the function returns is
+00:04:08.799 --> 00:04:10.684
+So whatever the function returns
-00:04:10.799 --> 00:04:13.680
-expanded inside the drums block.
+00:04:10.684 --> 00:04:13.680
+is expanded inside the drums block.
-00:04:13.680 --> 00:04:16.479
-Now let's press C-c C-c to view
+00:04:13.680 --> 00:04:20.079
+Now let's press C-c C-c to view the
+results.
-00:04:16.479 --> 00:04:20.079
-the results.
-
-00:04:20.079 --> 00:04:23.280
+00:04:20.079 --> 00:04:26.840
Okay. And if I run this again, it should
-
-00:04:23.280 --> 00:04:26.840
create a new composition.
-00:04:26.840 --> 00:04:29.680
+00:04:26.840 --> 00:04:31.360
Great. You can also audition a piece
-
-00:04:29.680 --> 00:04:31.360
using the midi command,
00:04:31.360 --> 00:04:34.320
@@ -324,74 +296,64 @@ sorry, the ob-lilypond library comes
00:04:39.040 --> 00:04:40.400
with two modes.
-00:04:40.400 --> 00:04:42.560
+00:04:40.400 --> 00:04:43.440
The one I'm using now is called
-
-00:04:42.560 --> 00:04:43.440
arrange mode
-00:04:43.440 --> 00:04:45.440
+00:04:43.440 --> 00:04:47.120
and is useful for assembling
-
-00:04:45.440 --> 00:04:47.120
complete scores.
-00:04:47.120 --> 00:04:49.360
-The basic mode on the other hand allows
+00:04:47.120 --> 00:04:49.015
+The basic mode, on the other hand,
-00:04:49.360 --> 00:04:51.199
-you to mix text and music
+00:04:49.015 --> 00:04:51.199
+allows you to mix text and music
00:04:51.199 --> 00:04:53.360
by embedding Lilypond snippets and
-00:04:53.360 --> 00:04:55.440
+00:04:53.360 --> 00:05:00.240
export them using typical Org Mode
-
-00:04:55.440 --> 00:05:00.240
commands.
-00:05:00.240 --> 00:05:02.320
+00:05:00.240 --> 00:05:02.661
Now to demonstrate the basic mode in
+action.
-00:05:02.320 --> 00:05:04.320
-action. I'm going to export this document
+00:05:02.661 --> 00:05:04.320
+I'm going to export this document
00:05:04.320 --> 00:05:05.120
to a PDF file.
-00:05:05.120 --> 00:05:08.240
-In this case, the
-
-00:05:08.240 --> 00:05:10.639
-:file header argument is required, so you
+00:05:05.120 --> 00:05:10.077
+In this case, the :file header argument
+is required,
-00:05:10.639 --> 00:05:11.919
-have to provide one
+00:05:10.077 --> 00:05:11.919
+so you have to provide one
00:05:11.919 --> 00:05:15.600
and include the file name.
-00:05:15.600 --> 00:05:17.919
-Again, you can run the code and view
+00:05:15.600 --> 00:05:22.160
+Again, you can run the code and view the
+results.
-00:05:17.919 --> 00:05:22.160
-the results.
-
-00:05:22.160 --> 00:05:25.840
-Here it is. So now let's
-
-00:05:25.840 --> 00:05:33.680
-export this to a PDF file.
+00:05:22.160 --> 00:05:33.680
+Here it is. So now let's export this to
+a PDF file.
00:05:33.680 --> 00:05:39.680
And here it is, what it generates.
-00:05:39.680 --> 00:05:41.440
-Now I'm going to show you the workflow I
+00:05:39.680 --> 00:05:41.716
+Now I'm going to show you
+the workflow I used
-00:05:41.440 --> 00:05:44.000
-used to produce music books in Emacs,
+00:05:41.716 --> 00:05:44.000
+to produce music books in Emacs,
00:05:44.000 --> 00:05:46.160
combining Lilypond and LaTeX for a
@@ -399,11 +361,12 @@ combining Lilypond and LaTeX for a
00:05:46.160 --> 00:05:48.000
perfect marriage.
-00:05:48.000 --> 00:05:50.160
-I begin by sketching the first draft of the
+00:05:48.000 --> 00:05:49.858
+I begin by sketching the first draft
-00:05:50.160 --> 00:05:53.039
-manuscript using pencil and paper.
+00:05:49.858 --> 00:05:53.039
+of the manuscript using
+pencil and paper.
00:05:53.039 --> 00:05:55.039
Then I move to Emacs to input the notes
@@ -411,32 +374,28 @@ Then I move to Emacs to input the notes
00:05:55.039 --> 00:05:57.440
in a git repository.
-00:05:57.440 --> 00:06:00.080
-This is a typical source file. It begins
+00:05:57.440 --> 00:05:59.486
+This is a typical source file.
-00:06:00.080 --> 00:06:01.360
-with a stylesheet
+00:05:59.486 --> 00:06:01.360
+It begins with a stylesheet
-00:06:01.360 --> 00:06:03.199
-where I set variables and layout
+00:06:01.360 --> 00:06:03.690
+where I set variables and layout settings,
-00:06:03.199 --> 00:06:05.440
-settings, although in general, there's no
+00:06:03.690 --> 00:06:04.875
+although in general,
-00:06:05.440 --> 00:06:07.039
-need for tweaking the layout
+00:06:04.875 --> 00:06:07.039
+there's no need for tweaking the layout
-00:06:07.039 --> 00:06:09.280
+00:06:07.039 --> 00:06:11.199
unless you have specific requirements to
-
-00:06:09.280 --> 00:06:11.199
do so.
-00:06:11.199 --> 00:06:13.360
-The easiest way to compile the file from
-
-00:06:13.360 --> 00:06:15.520
-Emacs is by pressing C-c C-l,
+00:06:11.199 --> 00:06:15.520
+The easiest way to compile the file
+from Emacs is by pressing C-c C-l,
00:06:15.520 --> 00:06:19.280
so let's do this now,
@@ -447,20 +406,19 @@ and the compilation buffer will tell you
00:06:21.199 --> 00:06:23.759
if there were any errors in the file.
-00:06:23.759 --> 00:06:26.000
-Now to automate the process of compiling
+00:06:23.759 --> 00:06:25.439
+Now to automate the process of
-00:06:26.000 --> 00:06:28.560
-several files and building the PDF,
+00:06:25.439 --> 00:06:28.560
+compiling several files and
+building the PDF,
00:06:28.560 --> 00:06:31.280
I use GNU Make, so all I have to do is
-00:06:31.280 --> 00:06:32.560
-open the shell
-
-00:06:32.560 --> 00:06:36.000
-and run the make command. Don't worry,
+00:06:31.280 --> 00:06:36.000
+open the shell and run the make command.
+Don't worry,
00:06:36.000 --> 00:06:37.840
I'll provide a link to the source code
@@ -468,11 +426,11 @@ I'll provide a link to the source code
00:06:37.840 --> 00:06:41.600
on the last slide.
-00:06:41.600 --> 00:06:43.600
-As I moved forward with the project, I
+00:06:41.600 --> 00:06:43.494
+As I moved forward with the project,
-00:06:43.600 --> 00:06:46.000
-found at least two things missing.
+00:06:43.494 --> 00:06:46.000
+I found at least two things missing.
00:06:46.000 --> 00:06:48.720
One, I had no access to a metronome,
@@ -480,29 +438,30 @@ One, I had no access to a metronome,
00:06:48.720 --> 00:06:50.479
at least not from the editor,
-00:06:50.479 --> 00:06:52.960
-so I built one for casual use and made
+00:06:50.479 --> 00:06:52.437
+so I built one for casual use
-00:06:52.960 --> 00:06:55.919
-it available in the MELPA repository.
+00:06:52.437 --> 00:06:55.919
+and made it available in the MELPA
+repository.
00:06:55.919 --> 00:06:59.039
-I also missed bar numbers in the source file.
+I also missed bar numbers in the
+source file.
00:06:59.039 --> 00:07:00.880
This is useful when going back and forth
-00:07:00.880 --> 00:07:03.199
+00:07:00.880 --> 00:07:04.479
between input and output files without
-
-00:07:03.199 --> 00:07:04.479
getting lost.
-00:07:04.479 --> 00:07:06.720
+00:07:04.479 --> 00:07:07.290
So I wrote a command for toggling bar
+numbers,
-00:07:06.720 --> 00:07:10.000
-numbers, which I hope you can see on the left.
+00:07:07.290 --> 00:07:10.000
+which I hope you can see on the left.
00:07:10.000 --> 00:07:12.080
Also, some expressions are difficult or
@@ -510,26 +469,28 @@ Also, some expressions are difficult or
00:07:12.080 --> 00:07:14.160
slow to write on the keyboard--
-00:07:14.160 --> 00:07:17.039
-accents and tuplets, for example--so I use
+00:07:14.160 --> 00:07:16.490
+accents and tuplets, for example--
-00:07:17.039 --> 00:07:20.160
-template expansion extensively for this purpose,
+00:07:16.490 --> 00:07:20.160
+so I use template expansion extensively
+for this purpose,
00:07:20.160 --> 00:07:23.440
mainly yasnippet.
-00:07:23.440 --> 00:07:25.680
-So what do I think? Well, I think
+00:07:23.440 --> 00:07:24.797
+So what do I think?
-00:07:25.680 --> 00:07:28.080
-Lilypond can be a sharp paradigm shift
+00:07:24.797 --> 00:07:28.080
+Well, I think Lilypond can be a sharp
+paradigm shift
-00:07:28.080 --> 00:07:31.039
-for people used to GUI alternatives, but
+00:07:28.080 --> 00:07:30.817
+for people used to GUI alternatives,
-00:07:31.039 --> 00:07:32.720
-the results are impressive.
+00:07:30.817 --> 00:07:32.720
+but the results are impressive.
00:07:32.720 --> 00:07:34.639
You don't have to dive too deeply to
@@ -537,29 +498,27 @@ You don't have to dive too deeply to
00:07:34.639 --> 00:07:36.960
start using Lilypond.
-00:07:36.960 --> 00:07:38.880
+00:07:36.960 --> 00:07:39.635
Likewise, the ability to extend the
+software,
+I think,
-00:07:38.880 --> 00:07:40.720
-software, I think, is especially appealing
+00:07:39.635 --> 00:07:42.400
+is especially appealing for music
+professionals,
-00:07:40.720 --> 00:07:42.400
-for music professionals,
-
-00:07:42.400 --> 00:07:45.199
+00:07:42.400 --> 00:07:46.560
enthusiasts, composers, and the academic
-
-00:07:45.199 --> 00:07:46.560
community:
00:07:46.560 --> 00:07:48.400
for example, allowing users to create
-00:07:48.400 --> 00:07:50.800
-alternative notation systems required in
+00:07:48.400 --> 00:07:50.187
+alternative notation systems
-00:07:50.800 --> 00:07:53.120
-non-Western music traditions
+00:07:50.187 --> 00:07:53.120
+required in non-Western music traditions
00:07:53.120 --> 00:07:56.160
and other non-conventional requirements.
@@ -573,35 +532,28 @@ extensive and well-written manuals
00:08:00.720 --> 00:08:04.639
and active communities of users.
-00:08:04.639 --> 00:08:06.400
-But if you're still not sure where to
+00:08:04.639 --> 00:08:05.971
+But if you're still not sure
-00:08:06.400 --> 00:08:09.599
-start and when to wedge your feet in the deep
+00:08:05.971 --> 00:08:10.475
+where to start and when to wedge your
+feet in the deep but warm pond
-00:08:09.599 --> 00:08:12.160
-but warm pond of lilies, Lilypond, and
+00:08:10.475 --> 00:08:13.680
+of lilies, Lilypond, and Lilypond users,
-00:08:12.160 --> 00:08:13.680
-Lilypond users,
-
-00:08:13.680 --> 00:08:15.680
+00:08:13.680 --> 00:08:16.960
I invite you to contribute to my
-
-00:08:15.680 --> 00:08:16.960
Lilypond projects,
-00:08:16.960 --> 00:08:18.800
+00:08:16.960 --> 00:08:20.720
which you can do so from the links on
-
-00:08:18.800 --> 00:08:20.720
the screen.
-00:08:20.720 --> 00:08:22.800
-So, thank you all. I look forward to your
-
-00:08:22.800 --> 00:08:24.639
-comments, and I hope you enjoy the rest
+00:08:20.720 --> 00:08:23.271
+So, thank you all. I look forward to
+your comments,
-00:08:24.639 --> 00:08:27.840
-of the conference.
+00:08:23.271 --> 00:08:27.840
+and I hope you enjoy the rest of the
+conference.