Pretty sure it's rheumatoid arthritis.
> Have you tried evil mode?
This was like fifteen years ago and I just went back to my working Vim setup I was already using for all my other classes.
I personally switched to emacs for more than just Lisp when I started developing early signs for RSI. Switching to a purely KB driven interface has saved my wrists.
This is my configuration -
https://codeberg.org/contrapunctus/dotfiles/src/branch/produ...
And here's my blog post about it -
https://contrapunctus.codeberg.page/blog/keyboard-machinatio...
Keysets or chorded keyboards have been around since The Mother of all Demos, but never really seemed to have caught on. It makes sense to me to put them at your feet to chord some common actions or modifiers.