

This is a great answer. I will just add that KDE in general exposes more settings in the UI than stock Gnome (but Gnome Tweaks is a thing). If you are the kind if user that just sticks with the defaults, Gnome is probably less confusing to use and what I recommend, but I personally prefer KDE because I like to tweak things.
DOM interfacing is lackluster with wasm still, but you can certainly compile rust to wasm.