Any inspiration from https://enso.sonnet.io?
I'm a big fan of everything Rafał Pastuszak does.
They also recently announced a public beta of a rewrite of that product
https://untested.sonnet.io/notes/new-enso-first-public-beta/
Oh - looks like it's been on HN too. Some good discussions...
New version: https://news.ycombinator.com/item?id=44421776