Commentary It’s easy to forget how relatively recent the widespread use of automobiles is. The aunt and uncle who raised me were born when there were fewer than 200 miles of paved roads in the entire country. They lived through the revolutionary transformation that the automobile wrought, ushering in a new era of mobility and independence. Today, we Americans take driving our cars for granted. We should pause to consider what an amazing invention the car has been. The monarchs of World War I would envy us. Think of how effortlessly you can cruise smoothly along highways at 75 mph, resting on sumptuously comfortable seats that can warm you up and remember your preferred seat settings. You can select the temperature of the passenger compartment, while having at your fingertips or voice command a wide variety of entertainment. You can listen to a book being read or the music of …