A former Dean campaign guy praises Joe Biden after watching him in action in Iowa.
ARG puts Biden at 6 percent in Iowa, which is good enough for fourth place in their poll. If he hits double digits, he might… well, it’s tough to see a triple implosion giving him the nomination. But he might be showing that this isn’t just a vanity campaign, that voters will react to a guy who knows Iraq policy in an unsurpassed level of detail, and is willing to go on at length about it…