A few mistakes in this one (like confusing left and right 😂) but I was tired...
- Corpus: https://github.com/wincent/corpus
- Corpus (new Lua source): https://github.com/wincent/corpus/tree/master/lua/corpus
- Corpus (old Vimscript source): https://github.com/wincent/corpus/tree/887e3f96a8e9
- Lua: https://www.lua.org/
- Music: http://www.bensound.com/royalty-free-music
- Other episodes: https://wincent.dev/link/screencasts