It seems to us nearly impossible to keep up with U.S. politics these days. You miss Bill O'Reilly or Keith Olbermann (whichever your preference) one night, then tune in the next day to discover not only that a new political movement has been coined, but that the movement's already spawned a backlash and a backlash to the backlash.

That's the way we felt today reading a piece on "Tenthers," the latest group getting both kicked around and defended, defended and kicked around, in publications all over the political spectrum,...