Mostly meh. The town hall format is kinda dumb because most of the questions are of the “What have you done for me lately?” variety and are followed by shameless pandering.
The foreign policy stuff was more interesting, and I think McCain came off a bit more sensibly there, but the “I’m gonna get bin Laden, and I know how” sidestep was a big time waster.
Make sure to read both Stephen Green’s drunkblogging, and the Democracy in America liveblog.