The signs have been there for years. Watch this clip of Craig on Meet the Press back in '99. Then watch Chris Matthews' reaction (he's running the clip on Hardball):
Hysterical. I saw the clip on Bill Maher's show. It was the only good thing about that particular show. Bill, some friendly advice: never book any of those three panelists again. They were all dogs, and they sucked the life out of you.