It appears to be a git enhancement so that you get semantic diffs instead of file line diffs. It also has a query language for browsing code. Much as git is o

It appears to be a git enhancement so that you get semantic diffs instead of file line diffs. It also has a query language for browsing code. Much as git is often described as a tool for building a DVCS this would be a tool for building an IDE (it would provide all the code completion and project navigation stuff).