Superb submission! I've been using vim for over a decade and I never knew about gx or gf. Thanks!
Very handy when using a terminal from within vim and looking at compiler errors/warnings or log files etc.
0: https://www.ele.uri.edu/faculty/vetter/Other-stuff/vi/009-in...
Edit: add the bit about aerc
" Save session nnoremap <leader>ss :mksession! $VIMCONFIG/sessions/ " Reload session nnoremap <leader>sl :so $VIMCONFIG/sessions/