They'll all be tea party right-wingers who do nothing but filibuster. What's there to be excited about?
This, but Jeff Flake is most likely to dissent from the party shooting money at its allies like a firehose, so I voted for him. The same way that Torie likes Tom Coburn even though some of his other positions are really difficult to support.
Contrast with George Allen, whose idea of a conservative campaign is marrying social conservative bona fides and personal viciousness with a pork barrel approach to defense spending.