Rivulet: An esolang inspired by calligraphy && code [video]

[exiguus]

https://media.ccc.de/v/gpn23-35-rivulet-an-esolang-inspired-by-calligraphy-and-other-experiments-in-natural-language-code

[flobosg]

Earlier discussion from this year: https://news.ycombinator.com/item?id=43492652

[kamel3d]

I watched the video and couldn't understand how it works. The author should have done a better job breaking down a simple code