Olbermann has long been said to be trying to oust his biggest rival, Chris Matthews. And it might work; Matthews' contract will soon be up, and it's barely an open secret that Olbermann wants him out. The Countdown host just helped bump Dan Abrams out of his 9pm slot to make room for Rachel Maddow, and his sparring with morning host Joe Scarborough, himself no fan of Maddow, is a growing tradition.