Oh, there are a few exceptions -- a 300-pound doctor, who enjoyed telling us the witty things she says to her patients, and just would not shut up; a staffer from the Drum Major Institute (http://www.drummajorinstitute.org) in pink fishnet stockings and bat-wing spectacles who looked like an extra from Hairspray and thought term limits were a Really Good Thing; and a hyperkinetic trainer from De