Code Bubbles, an Interesting New Idea in Coding

Code Bubbles is an evolutionary idea which combines tools like Quartz Composer/Yahoo Pipes and traditional IDEs. It need polish, but this is an interesting idea. It seems to help provide some visual reference to make it simpler to understand the relationships in software. It seems like it combines MDA notions with code notions. Check out the video below. What do you think about it?