" gratis https://swordandsignals.com/2020/12/13/5-lines-in-vimrc.html
set hlsearch    " highlight all search results
set ignorecase  " do case insensitive search
set incsearch   " show incremental search results as you type
set number      " display line number
set noswapfile  " disable swap file
" can also be summarized as
set hls ic is nu noswf
" from https://www.guckes.net/vim/setup.html
set ai nocp ek hid   ru sc vb wmnu   noeb noet nosol
set bs=2 fo=cqrt ls=2 shm=at ww=<,>,h,l 
set comments=b:#,:%,n:>
set list listchars=tab:>=,trail:-
set viminfo=%,'50,\"100,:100,n~/.viminfo