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 <!-- Automatically generated by emacsconf-publish-after-page -->
 
 
+<a name="eval-mainVideo-transcript"></a>
+# Transcript
+
+[[!template new="1" text="""Hello, and welcome to EmacsConf 2023!""" start="00:00:04.880" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""My name is Musa Al-hassy,""" start="00:00:10.001" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and I will be talking about &quot;REPL-driven development.&quot;""" start="00:00:12.109" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I like programming languages so much.""" start="00:00:15.549" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I want to use them all over the place.""" start="00:00:18.269" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I got a PhD in the topic.""" start="00:00:20.269" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So let's just dive in.""" start="00:00:23.069" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""This is a lightning talk,""" start="00:00:25.349" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""so the details will be available in the repository.""" start="00:00:27.949" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Links to longer videos and GIFs""" start="00:00:31.309" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""for those who are interested.""" start="00:00:33.469" video="mainVideo-eval" id="subtitle"]]
+[[!template new="1" text="""So the wonderful thing about Emacs""" start="00:00:35.989" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""is that you can execute Lisp anywhere.""" start="00:00:37.309" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""For example, I can go to this piece of Lisp,""" start="00:00:40.589" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""press Ctrl-x Ctrl-e (`C-x C-e`)""" start="00:00:42.829" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and get a little pop-up.""" start="00:00:45.576" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Alright, so here I pressed `C-x C-e`""" start="00:00:47.549" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and this is what it ran.""" start="00:00:49.669" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""And what this package gives you""" start="00:00:51.389" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""is the same ability""" start="00:00:52.776" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""for any language of your choosing.""" start="00:00:54.509" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So for example, here is some Java,""" start="00:00:56.909" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and I bound it to Ctrl-x, Ctrl-j (`C-x C-j`).""" start="00:00:59.229" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So I say `C-x C-j`, and this runs some code,""" start="00:01:02.469" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and over here I get a little pop-up.""" start="00:01:07.149" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""The wonderful thing about""" start="00:01:13.709" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""being able to run code from anywhere""" start="00:01:15.069" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""is that you can keep it in normal text files""" start="00:01:16.829" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""or any kind of file you like.""" start="00:01:19.029" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""For example, you can have hyperlinks,""" start="00:01:20.629" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""as it were…, like this one.""" start="00:01:23.669" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""`C-x C-e`, and now we can see this down here.""" start="00:01:25.109" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Learn about it.""" start="00:01:28.549" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""But being able to run other languages besides Emacs""" start="00:01:30.789" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""lets us do some interesting things.""" start="00:01:34.189" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""For example, in the middle of a JavaScript program,""" start="00:01:36.149" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""you might write a line like this. `C-x C-n`.""" start="00:01:39.589" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""And that says down here""" start="00:01:43.429" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""`javascript-eval` in the mode line,""" start="00:01:45.229" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and so this just checks that some endpoint""" start="00:01:47.269" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""is working as intended.""" start="00:01:49.643" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So you don't need to use an external tool""" start="00:01:51.189" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""to check endpoints.""" start="00:01:52.749" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""You can just use Emacs in your favorite language.""" start="00:01:53.589" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""You know, you can keep your spirit up.""" start="00:01:57.469" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So, `C-x C-a` runs `applescript-eval`.""" start="00:01:59.629" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""[Computer]: You can do it, buddy.""" start="00:02:03.709" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""[Musa]: Maybe you heard that in the background?""" start="00:02:06.376" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""The cool thing is, your code immediately takes form.""" start="00:02:13.269" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Right away, you see it doing things, you know,""" start="00:02:15.389" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""altering your environment.""" start="00:02:18.469" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""For example, this is JavaScript,""" start="00:02:20.349" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and JavaScript here is gonna change Emacs for us.""" start="00:02:24.429" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So `C-x C-n`. And you can see down here""" start="00:02:28.349" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""`javascript-eval` was invoked.""" start="00:02:32.109" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""It returned true, and this line of JavaScript""" start="00:02:34.669" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""altered our Emacs. So that's really nice.""" start="00:02:38.789" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So you don't need to use just Emacs Lisp if you like.""" start="00:02:41.709" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""You can use other systems.""" start="00:02:43.749" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""As you saw, the output is shown in overlays.""" start="00:02:46.149" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So here's, for example, `C-x C-p` to run""" start="00:02:50.069" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""some Python code.""" start="00:02:52.869" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Notice it blinked in red""" start="00:02:54.109" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""because I thought red was nice.""" start="00:02:55.476" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""You can configure as you like.""" start="00:02:56.869" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""And if you hover over it,""" start="00:02:58.389" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""you can see the solution there,""" start="00:02:59.409" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and you can see it in a variety of familiar ways""" start="00:03:01.869" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""if you use `C-x C-e` regularly.""" start="00:03:04.669" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""You can insert the results.""" start="00:03:08.709" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""You can find documentation about them.""" start="00:03:09.989" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""The idea here is that""" start="00:03:14.269" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""you have this familiar Lisp workflow""" start="00:03:15.989" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""with `C-x C-e`, and this package ports it over""" start="00:03:20.389" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""to your favorite language out.""" start="00:03:24.989" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So you can eval things,""" start="00:03:27.069" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""you can insert them, and do as you like.""" start="00:03:28.343" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I think that's really neat.""" start="00:03:30.789" video="mainVideo-eval" id="subtitle"]]
+[[!template new="1" text="""This package allows you to do""" start="00:03:35.809" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""REPL driven development.""" start="00:03:37.209" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""In that, you can use it to grow your program.""" start="00:03:39.109" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""You don't need to restart it.""" start="00:03:42.309" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""You can see changes live.""" start="00:03:43.709" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So here's, for example, this is in a Java runtime.""" start="00:03:45.549" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""You can see some balls bouncing around.""" start="00:03:50.149" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I don't really know which one is the second one,""" start="00:03:52.869" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""but let's increase its size. `C-x C-j`.""" start="00:03:54.509" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""And this one increased in size,""" start="00:03:57.229" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and you can see down here I pressed `C-x C-j`.""" start="00:04:00.189" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Let's change the color to blue,""" start="00:04:02.189" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""`C-x C-j`, the color is blue.""" start="00:04:05.549" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So all these changes are happening live.""" start="00:04:09.309" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Three balls isn't really a ball pit.""" start="00:04:12.376" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Let's go to 50 balls. There you go.""" start="00:04:14.429" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So it's nice that you can do this""" start="00:04:18.989" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""without leaving your environment,""" start="00:04:21.469" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""without building, you can rapidly modify and see.""" start="00:04:23.209" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I think that's nice.""" start="00:04:26.189" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Unfortunately, I'm at the halfway point,""" start="00:04:29.776" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""so I won't be able to work through""" start="00:04:32.829" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""some of these nice problems,""" start="00:04:35.309" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""but you can see the videos""" start="00:04:37.109" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""or GIFs on the associated repo.""" start="00:04:38.676" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Likewise for this one.""" start="00:04:41.509" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""This one would have been a lot of fun,""" start="00:04:42.709" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""but unfortunately, we're running short on time.""" start="00:04:43.909" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Apologies.""" start="00:04:46.509" video="mainVideo-eval" id="subtitle"]]
+[[!template new="1" text="""The neat thing here is: this package tries to""" start="00:04:51.143" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""bring the feeling of Lisp to other languages.""" start="00:04:56.209" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So the idea of a REPL, or a Read Eval Print Loop""" start="00:05:00.269" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""is R and P are data interchange protocols.""" start="00:05:03.509" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Unfortunately, not every language has those,""" start="00:05:06.949" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""but this package kind of encourages us to""" start="00:05:09.869" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""implement them if we don't have them.""" start="00:05:12.709" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Let me show you an example.""" start="00:05:14.643" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""What do I mean here?""" start="00:05:16.909" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""This is a Java file.""" start="00:05:20.589" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I've loaded this definition in.""" start="00:05:22.709" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""We can press `C-x C-j`,""" start="00:05:25.189" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and you see it's a list of person.""" start="00:05:28.543" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I didn't give this a name, so its name is $59.""" start="00:05:30.909" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""If I hover over it, we can see the definition again.""" start="00:05:33.829" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So it's a person called Hamid, age 5,""" start="00:05:40.829" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""another person called Jaafar, age 6.""" start="00:05:44.429" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""This pretty printing is nice for me as a human,""" start="00:05:46.229" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""but I can't execute this. This isn't valid Java.""" start="00:05:52.229" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So I could do `C-u C-x C-j`.""" start="00:05:56.349" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""If I have the help of a read protocol inserted.""" start="00:06:00.609" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Sorry, `C-x C-j`. There it is.""" start="00:06:05.109" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So look, it gives me a `new Person`""" start="00:06:09.469" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""with the construction everything.""" start="00:06:12.549" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Now I can work with.""" start="00:06:14.349" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Java can work with this.""" start="00:06:16.549" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""So this can be quite useful for regression testing""" start="00:06:17.949" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""or just to find out what your method spits out.""" start="00:06:21.709" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""We can do the same thing. Here's a bigger example.""" start="00:06:25.749" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Trying to see it in the overlay is a bit cramped.""" start="00:06:29.869" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""We can say `C-u C-x C-j`.""" start="00:06:32.389" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""All right, and now we have executable code.""" start="00:06:34.589" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Okay, this is neat.""" start="00:06:38.669" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""If you want to do something with it.""" start="00:06:40.876" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I'm not really interested. I have four new persons.""" start="00:06:42.389" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""If I really want to look at this,""" start="00:06:45.789" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I can say `M-x java-eval-navigate-output`,""" start="00:06:49.309" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and now I see my output as this hierarchical tree.""" start="00:06:55.649" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I go down, I can see what's inside these,""" start="00:07:00.829" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""what's the type of this thing, what's in there.""" start="00:07:03.589" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""All right, so that's nice.""" start="00:07:06.709" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""The idea is that we're not limited to""" start="00:07:09.349" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""just textual output.""" start="00:07:14.189" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""We can render output,""" start="00:07:15.629" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""thanks to the power of Emacs, in any way we want.""" start="00:07:19.589" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""In a browser, in a LaTeX file, in an Org mode (file),""" start="00:07:22.229" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""however we really desire.""" start="00:07:26.749" video="mainVideo-eval" id="subtitle"]]
+[[!template new="1" text="""And if our language doesn't have an easy protocol,""" start="00:07:28.029" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""so what I did for Java in particular was:""" start="00:07:32.989" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""you take a blob, and you use some""" start="00:07:36.143" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""parsing expression grammars, or if you really want""" start="00:07:38.643" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""regular expression pattern matching,""" start="00:07:43.149" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and you get some property list out,""" start="00:07:44.949" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and then you construct an executable expression""" start="00:07:46.829" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""out of that. Like this `new Person`.""" start="00:07:51.349" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""It's nice that you can do these kind of things""" start="00:07:53.149" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and that this software encourages you to do them.""" start="00:07:56.749" video="mainVideo-eval" id="subtitle"]]
+[[!template new="1" text="""So one use case I actually use""" start="00:07:59.669" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""besides learning things is…""" start="00:08:07.549" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""oops oops oopsies oopsies showing you metadata""" start="00:08:10.909" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""you shouldn't be looking at.""" start="00:08:14.776" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Don't look at my metadata. Sorry about that.""" start="00:08:15.509" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""One place I actually use this besides learning""" start="00:08:19.409" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and trying new libraries and APIs""" start="00:08:23.209" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and stuff like that is,""" start="00:08:25.029" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""for example, when I interviewed for jobs""" start="00:08:26.776" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""last year (I was changing jobs),""" start="00:08:29.509" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I would share my screen,""" start="00:08:33.229" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and if the interviewer gave me""" start="00:08:34.676" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""some inputs and outputs to play with,""" start="00:08:37.869" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I could do essentially""" start="00:08:39.949" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""some sort of test driven development""" start="00:08:41.576" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and constantly evaluate things""" start="00:08:42.976" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""right in front of the interviewer.""" start="00:08:45.149" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""For some design questions""" start="00:08:46.589" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""rather than sketching out my ideas in a Google Doc,""" start="00:08:49.949" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I would share my screen and be like,""" start="00:08:53.909" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""&quot;Hey, here's actual executable code,""" start="00:08:55.509" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""we can stub some things out""" start="00:08:57.989" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and have some types,&quot;""" start="00:08:59.229" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and the idea is we can still check things""" start="00:09:00.576" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and run them right there and then,""" start="00:09:03.476" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""which I thought was quite nice, and it helps to""" start="00:09:05.643" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""clarify your thought process, I guess.""" start="00:09:08.143" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Anyhow, so that's my time,""" start="00:09:10.309" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""I hope you've enjoyed this little package,""" start="00:09:15.149" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""and again, sorry for the rush,""" start="00:09:19.829" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""it's a lightning talk.""" start="00:09:22.869" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Feel free to find everything on the associated repo.""" start="00:09:24.149" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""And have a wonderful December Saturday.""" start="00:09:29.069" video="mainVideo-eval" id="subtitle"]]
+[[!template text="""Take care! Bye bye, everyone.""" start="00:09:34.389" video="mainVideo-eval" id="subtitle"]]
+
+
+
+Captioner: bhavin192
+
 Questions or comments? Please e-mail [Alhassy@gmail.com](mailto:Alhassy@gmail.com?subject=Comment%20for%20EmacsConf%202022%20eval%3A%20Editor%20Integrated%20REPL%20Driven%20Development%20for%20all%20languages)
 
 
diff --git a/2023/info/eval-before.md b/2023/info/eval-before.md
index 7e8939d4..8022037d 100644
--- a/2023/info/eval-before.md
+++ b/2023/info/eval-before.md
@@ -8,12 +8,20 @@ The following image shows where the talk is in the schedule for Sat 2023-12-02.
 Format: 10-min talk; Q&A: ask questions via Etherpad/IRC; we'll e-mail the speaker and post answers on this wiki page after the conference
 Etherpad: <https://pad.emacsconf.org/2023-eval>  
 Discuss on IRC: [#emacsconf-dev](https://chat.emacsconf.org/?join=emacsconf,emacsconf-dev)  
-Status: Ready to stream  
+Status: Now playing on the conference livestream  
 <div>Times in different timezones:</div><div class="times" start="2023-12-02T18:35:00Z" end="2023-12-02T18:45:00Z"><div class="conf-time">Saturday, Dec 2 2023, ~1:35 PM - 1:45 PM EST (US/Eastern)</div><div class="others"><div>which is the same as:</div>Saturday, Dec 2 2023, ~12:35 PM - 12:45 PM CST (US/Central)<br />Saturday, Dec 2 2023, ~11:35 AM - 11:45 AM MST (US/Mountain)<br />Saturday, Dec 2 2023, ~10:35 AM - 10:45 AM PST (US/Pacific)<br />Saturday, Dec 2 2023, ~6:35 PM - 6:45 PM UTC <br />Saturday, Dec 2 2023, ~7:35 PM - 7:45 PM CET (Europe/Paris)<br />Saturday, Dec 2 2023, ~8:35 PM - 8:45 PM EET (Europe/Athens)<br />Sunday, Dec 3 2023, ~12:05 AM - 12:15 AM IST (Asia/Kolkata)<br />Sunday, Dec 3 2023, ~2:35 AM - 2:45 AM +08 (Asia/Singapore)<br />Sunday, Dec 3 2023, ~3:35 AM - 3:45 AM JST (Asia/Tokyo)</div></div><div><a href="/2023/watch/dev/">Find out how to watch and participate</a></div>
 
 
 
 
+<div class="vid"><video controls preload="none" id="eval-mainVideo"><source src="https://media.emacsconf.org/2023/emacsconf-2023-eval--editor-integrated-repl-driven-development-for-all-languages--musa-alhassy--main.webm" />captions="""<track label="English" kind="captions" srclang="en" src="/2023/captions/emacsconf-2023-eval--editor-integrated-repl-driven-development-for-all-languages--musa-alhassy--main.vtt" default />"""<track kind="chapters" label="Chapters" src="/2023/captions/emacsconf-2023-eval--editor-integrated-repl-driven-development-for-all-languages--musa-alhassy--main--chapters.vtt" /><p><em>Your browser does not support the video tag. Please download the video instead.</em></p></video>[[!template id="chapters" vidid="eval-mainVideo" data="""
+00:04.880 Introduction
+00:35.989 The wonders of C-x C-e
+03:35.809 An overview of REPL Driven Development
+04:51.143 REPL Driven Development with Java
+07:28.029 Bring your own Read Protocol
+07:59.669 Use Case: RDD & Job Interviews
 
+"""]]<div></div>Duration: 09:37 minutes<div class="files resources"><ul><li><a href="https://pad.emacsconf.org/2023-eval">Open Etherpad</a></li><li><a href="https://media.emacsconf.org/2023/emacsconf-2023-eval--editor-integrated-repl-driven-development-for-all-languages--musa-alhassy--final.webm">Download --final.webm (29MB)</a></li><li><a href="https://media.emacsconf.org/2023/emacsconf-2023-eval--editor-integrated-repl-driven-development-for-all-languages--musa-alhassy--intro.vtt">Download --intro.vtt</a></li><li><a href="https://media.emacsconf.org/2023/emacsconf-2023-eval--editor-integrated-repl-driven-development-for-all-languages--musa-alhassy--intro.webm">Download --intro.webm</a></li><li><a href="https://media.emacsconf.org/2023/emacsconf-2023-eval--editor-integrated-repl-driven-development-for-all-languages--musa-alhassy--main--chapters.vtt">Download --main--chapters.vtt</a></li><li><a href="https://media.emacsconf.org/2023/emacsconf-2023-eval--editor-integrated-repl-driven-development-for-all-languages--musa-alhassy--main.opus">Download --main.opus (4.2MB)</a></li><li><a href="https://media.emacsconf.org/2023/emacsconf-2023-eval--editor-integrated-repl-driven-development-for-all-languages--musa-alhassy--main.vtt">Download --main.vtt</a></li><li><a href="https://media.emacsconf.org/2023/emacsconf-2023-eval--editor-integrated-repl-driven-development-for-all-languages--musa-alhassy--main.webm">Download --main.webm (29MB)</a></li><li><a href="https://media.emacsconf.org/2023/emacsconf-2023-eval--editor-integrated-repl-driven-development-for-all-languages--musa-alhassy--normalized.opus">Download --normalized.opus (16MB)</a></li><li><a href="https://media.emacsconf.org/2023/emacsconf-2023-eval--editor-integrated-repl-driven-development-for-all-languages--musa-alhassy--original.mov">Download --original.mov (248MB)</a></li><li><a href="https://media.emacsconf.org/2023/emacsconf-2023-eval--editor-integrated-repl-driven-development-for-all-languages--musa-alhassy--reencoded.webm">Download --reencoded.webm (29MB)</a></li><li><a href="https://toobnix.org/w/74srjNx1cgMr5MsJ9NWNNi">View on Toobnix</a></li></ul></div></div>
 # Description
 <!-- End of emacsconf-publish-before-page -->
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