On the topic of Zed itself as a VSCode replacement - my experience is mixed. I loved it at first, but with time the papercuts add up. The responsiveness difference isn't that big on my system, but Zed's memory usage (with the TS language server in particular) is scandalous. As far as DX goes it's probably at 85% of the level VSCode provides, but in this space QoL features matter a lot. Oh, and it still can't render e…
I opened just one of the typescript projects inside VSCode and I see something like 1gb (combining the helpers usage). I'm not using it actively, so no extra plugins and so on.
That's on mac, so I guess it may vary on other systems.