"If McCain is still in the Senate in 2009 he'll be a lot harder to work with"
That goes counter to everything we know. He typically works well with people that screw him. Kerry should have mentioned his 'little black baby' and 'wife who sleeps around'. McCain would have called him to apologize.
McCain is drifting into the fog of irrelevance. To steal a line from him...he'll be able to hide his own easter eggs.