“‘This is the earliest that the Center has ever offered an estimate,’ Krumholz said. ‘As election observers across the political spectrum work to assess the impact of Citizens United, this prediction offers a solid baseline to compare new spending levels against.'” Before even taking the torrents of campaign cash expected in the wake of the Citizens United decision into consideration, the Center of Responsive Politics estimates that the 2010 midterms will cost over $3.7 billion. (FWIW, the year 2006 clocked in at $2.85 billion.) Sigh…fasten your seat belts — It’s going to be a bumpy ride.