There’s a new “Damned Spot” video up on Slate V that shows an audience’s real-time reaction to the ad. Of the 554 viewers, the Clinton supporters aregenerally approving. Undecided voters and Obama supporters are neutral andvaguely disapproving, respectively, for most of the ad. But notice how theiropinions plummet the second Hillary’s mug appears onscreen at the end. It looksmore like visceral instinct than rational response.