...if only he had left the GOP before 2006.

If he had left then, we also might have 52 or 53 seats in the Senate, becuase we likely wouldn't have had to spend as much money in RI.  Not only would that be better for us in general, it also would have meant that we could tell Turncoat Joe to "go Cheney himself," because, frankly, he just wouldn't have mattered.