Voted Libertarian with Gary Johnson / Jim Gray in the the general election, Ron Paul in the Republican primary election.
Carroll Quigley, Bill Clinton's mentor and former Georgetown professor, nailed it:
“The argument that the two parties should represent opposed ideals and policies, one, perhaps, of the Right and the other of the Left, is a foolish idea acceptable only to doctrinaire and academic thinkers. Instead, the two parties should be almost identical, so that the American people can ‘throw the rascals out’ at any election without leading to any profound or extensive shifts in policy.”