We worry about our presidential primary process. Some wonder why. Some believe that we worry too much, and it all fixes itself in time; why get so worked up? Be patient, they say, the primaries will handle it, and then comes the election, don’t worry so much. And if you’re not in an early primary state, you have no effect anyway, so you’re better off saving your energy and just watching TV or going to a game. So we’re told, especially by friends and acquaintances who just don’t think it all matters that much, and who wonder why we’re willing...