You can use bash in jupyter, yep, but I’m one of those nerds who dislikes the idea of using a web app for a shell, and it wouldn’t have the virtual filesystem implementation I mentioned. (This is an old thought for me I’ve just been too lazy to get around to)
Lol, did you know it’s possible to make GUI applications for desktops that don’t use a browser as a platform? It’s a lost art, but at one time, it was how every application worked. Incredible, really