I remember seeing something similar to this a while back called Diffable http://googlediffable.blogspot.com/ http://googlediffable.blogspot.com/. Looks like th

I remember seeing something similar to this a while back called Diffable http://googlediffable.blogspot.com/ http://googlediffable.blogspot.com/. Looks like the same thing but maybe I'm wrong... Still cool though.