Will his narcissism allow him to quit? That would be a self admission that he is less than he thinks he is.
He won’t step down willingly. he will have to be forced out which means somebody has to have something on him.
He’ll be there until 2012 but Hillary will probably challenge him in the primary and take him out (another historic first for Obama!).
What did Hillary have on Vince Foster to convince him to resign? Oh, wait....