This is very cool to see! We've been building something very similar (in some regards, very different in others) in https://rysana.com/bundown https://rysana.co

This is very cool to see! We've been building something very similar (in some regards, very different in others) in https://rysana.com/bundown https://rysana.com/bundown Somehow ideas like this emerge in waves seemingly with no coordination, kind of like what happened when Calculus was first invented (Of course there's a lot of prior art here but it's interesting to see a specific jump towards polyglot single-file Markdown 'apps' and so on happen around the same time)