Over the past year, there has been a lot of hype and hysteria over “rolling coal,” a redneck motorsport trend that involves tricking out diesel pickup trucks to emit giant plumes of black smoke. Mostly, this is done for fun or performance enhancement, but nowadays it seems the kids are “rolling coal” to piss off cops, Prius drivers, and anyone else who happens to get in the way of their big-ass trucks. Naturally, this has driven the left into a panic.