I have traveled America by car for over 40 years. I have seen extremely high gas prices. I have seen awful traffic jams. I have driven miles without a gas station open, seen hotels that scalped all comers, roads that only remotely resemble their names, road signs that artfully confuse observers, and a myriad of traveler-unfriendly environments, but none can compete with the current tribalism among our states. My father comes from Montana and lives there six months out of the year. Montana has a strict stay-at-home and stay-out-of-our state order in play, as does Idaho. I was made to feel ...