Can we rule out the Cain campaign yet? It would be beneficial to them get the story out today and let it pass, rather it come out in 6 weeks.
An interesting conjecture but pretty much eliminated by the deer-in-the-headlights look on his face after Meet the Depressed. Not that I read anything into that other than it wasn't an attempt at self-innoculation by the campaign / another out-of-the-cigarette-box idea from Campaign Mgr. Marlboro Man...