SOMEWHERE IN GEORGIA – Driving to Florida on I-75 inching through a newly blue southern state, we spotted the 37-foot Thor Challenger towing a full-size pickup. This monstrous Class A motor coach named after the Norse god of thunder retails for $212,000. To give you an idea of its enormity, the gross vehicle weight is 22,000 pounds. It has a king bed, theater seats, an overhead bunk loft and an exterior TV. It sleeps eight people comfortably. Across the rear below the rooftop next to the 12-foot exterior RV ladder in a cutesy bold white font was this line: “I identify as a Prius.” So, it’s come to this: gender vehicle…