Although there wasn’t much in the way of hardball debating and there were no breakthrough moments, the YouTube format — sometimes eccentric Average Joes asking questions instead of the usual jaded media types — used in last night’s Democratic contender debate was revolutionary. It definitely added a newly alive aura — a sense of engagement with the pace of information and the back-and-forth of current online conversation. There were at least a couple of “whoa, that was different” moments. It should become a permanent fixture.