One down, two to go?

Just read that Arlen Specter is going to switch to the Democrats. The Republican full-mooners just keep shooting themselves in the foot. Once Franken gets in, the Democrats will have their sixty. Bear in mind, however, they may not get sixty on every vote as there are Blue Dogs like Landrieu and the Nelsons of Nebraska and Florida. Still, the psychological firebreak of having that number

I wonder if the Republicans, like the Bourbons, will forget nothing and learn nothing to the extent of driving Snowe and Collins out of the party.