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.
Do other editors let you save multiple sessions? Where you can open up any large project exactly where you left off, every tab, split, window, layout, and file already in your buffer for all of your projects or just the last one you were working on?
If not, this feature has saved me a lot of set up time. It's been a long time since I used anything else.