ANOTHER UPDATE: Josh Marshall liveblogged most of it, but wasn't impressed: "It's been genuinely awful."
MORE: John Podhoretz: "It’s clear this is Obama’s worst performance of the entire campaign, and judging from the pained expression on his face, he knows it." Plus this: "Early pulse-taking from Obama-centric blogs and bloggers indicates that Charles Gibson and George Stephanopoulos are in for a world of hurt over the next couple of days."