I just watched these videos, and it reminded me a lot of this article. I don't know if this has already been passed around the board before or not, but its not quite as up to date as Crain's article was, but its a good watch if you've got some time to kill.
http://www.youtube.com/watch?v=w4iVH...eature=related
http://www.youtube.com/watch?v=FUMB7...eature=related
http://www.youtube.com/watch?v=zQHzR...eature=related