Mine is that the useState hook is an actual plague on the entire React ecosystem. Regardless of your opinions of React, if you wanna use something then use it right.
I just tried out Zed and the way it does extensions and services is so awful from both a security and configurability standpoint I ended up immediately switching back to Helix. At least Gram is an option if you want one that's GUI-first and it doesn't automatically download random shit.