Because all these things have, in fact, occurred multiple times within the last one hundred years (yes, even the toilet paper hoarding), and because the definition of unprecedented is “never known or done before,” not “something-that’s-already-happened-a-zillion-times-before-but-we-haven’t-bothered-to-stop-watching-football-and-reality-TV-long-enough-to-think-about-it-until-now-that-it’s-actually-affecting-us,” its current overuse is not only blatantly incorrect but also dangerous.
