If you'd have told me that today I'd be posting a picture of Matthew McConaughey playing personal trainer to Bill Gates, I wouldn't have believed you. But here it is! Apparently, when he steps down from the Microsoft later in the year, Gates will be filling his time rapping with Jay-Z, auditioning for Spielberg movies and persuading George Clooney to play him in a movie, as well as buffing up with Matt. All this stuff is from a skit played ...