No he’s not...the sorry s.o.b. is just trying to piss us off!
Precisely! The former warrior has so dishonored himself by his betrayals as a senator that he knows he has nothing to lose (and a sadistic sense of enjoyment to gain, I suspect) by sticking his dirty finger in the eyes of the conservative base.
Best thing for conservatives to do (besides not responding to his Alinksy-Democrat Socialist Party tactic) is to crush him in the next primary election.