TIS, in all liklihood most of the new registrants are Dems, especially among Blacks which typically vote Democratic. But it is important to not get too distracted by the national polls or voter registration. The polls that now count are those in each state. They indicate which way each state's electoral votes will go. Also, don't forget that registering to vote is not voting.

That Virginia and N. Carolina are, it seems, up for grabs, is a very good sign for Obama.