I think in a strange way, this tool is actually not a terrible idea. Git is not a configuration management tool, no matter how hard people try to shoe-horn it into that role. A simpler Git designed for configuration management is indeed a good idea. Unfortunately, I think the implementation leaves a lot to be desired. For one, not including the committer is an important flaw. If you're only managing your own system's…
I routinely use my own rdiff/rsync scripts but this is not something you find in every system and also not something most people would use.
A barebones, simple, no-install, easy, not-necessarily-for-experienced-developers VCS is a good thing to have.
BTW it's going at 1 release per day. Heh :-)