Driving after dark used to be a haven. Late at night, there’s no rush-hour traffic, just the meditative hum of the passing miles. But these days, my eyes can’t take it anymore. Even on a lonely road in the middle of the night, I can’t seem to escape the glare of obnoxiously bright headlights. A pickup truck tailgating me blinds my rearview mirror with searing headlights. Even at a distance—and even when without the brights on—the beams of a vehicle in an oncoming lane make me instinctively