For those who didn't see yet, check this out. In my opinion, the serve isn't that a bad idea, because he can have more angles with that, altough physically should be quite hard. About the racket, umm, for now I'm not convinced at all, seems to be a big joke, plus these guys are already 28 and 31. When they are waiting for the balls to come, they seem to be handling those big garden scissors.
http://www.atptennis.com/5/en/deuce/august2008/battistones.asp
Youtube -
http://www.youtube.com/watch?v=BzNr90XZ05A