The D.C.-based libertarian blogosphere is up in arms today over the Saturday night arrest of D.C. resident Brooke Oberwetter at the Jefferson Memorial. The story goes like this: a group of about 20 nerdy libertarian wonk types gathered at midnight on Saturday for a sort of flash mob at the memorial to celebrate the birthday of their favorite founding father. They gathered at the memorial, each with an iPod, to dance together while wearing......