I'm surprised none of them have built on Zed yet
Rust is too hard when you can quickly fork vscode and hack together enough JavaScript to hopefully get acquired before the moat evaporates.
Confidently wrong are we? I use VSCode daily with a couple of extensions and it's fast, never stutters and I never have to wait for anything, so I'm not sure where you pulled that one from.
IDEs don't feel slow, they ARE slow
because written in HTML and Javascript
go and try Delphi from 2005, it's blazing fast (and more functional...)