That is a file to use a special Vim statusline to count a number of

Here is a file to use a special Vim statusline to count a number of words in time of writing

How to use (if you use Janus https://github.com/carlhuda/janus):

mkdir ~/.janus; cd ~/.janus
git clone https://github.com/thinca/vim-localrc
cp contribute/.local.vimrc ~/.750words/

Original Vim function code from http://stackoverflow.com/questions/114431/fast-word-count-function-in-vim