Funny how the three teams that weren't involved with writing the rules, Brawn, Toyota, and Williams, have the good diffusers.
Sounds like Briatore doesn't really know much about the technical side of F1. Steve Matchett made a comment in one of his books that was something like: Steve was working on some Webers off his personal car and when Briatore saw him he didn't know it wasn't a part off an F1 car