He should have gotten a clue when they would all leave when he stopped performing before Kerry got into his speech.
The Springsteens of the world always could say anything they wanted through the MUSIC. The minute they step out of the fanatasy image they've used to sell millions of records, the mystique is lost and they look like a bunch of preening, preachy arses like the rest of us.
And notice how they always wait until they're filthy rich and set for life to do so.