REALITY CHECKYou read it here firsthttp://www.matthewyglesias.com/archives/2007/03/double_surge/[Matt Yglesias] The great leader Petraeus says the surge is so successful it may need to get surgier, with even more troops thrown into the mix. This is, I think, the trouble with trying to solve Iraq's problems through sheer force of numbers at this point; if there are signs of improving conditions