I go with nnoremap but yeah, this is the absolute first edit to my .vimrc

Yes, that's so relaxing for little finger. In fact my minimal vi config is

  :nnoremap : ;
  :nnoremap ; :
  :nnoremap Y y$
  :vnoremap : ;
  :vnoremap ; :
  :vnoremap Y y$

How can you live without f/t followed by ;?