Git is an acceptable filesystem Posted by whitequark on Tuesday February 21, 2012 @11:43AM from the whitequark.org dept. http://whitequark.org/blog/2012/02/21/a-short-note-on-the-topic-of-filesystems/ ( 2 comments | 3 points | on HN )
http://plan9.bell-labs.com/sys/doc/venti/venti.html
already does this, more or less.