Scroll through any newsfeed right now, and you’ll see news of a cruise ship with a cluster of fatal hantavirus cases—and a collective freak-out unfolding in real time. The situation is triggering an eerie sense of déjà vu and fear. In Reddit forums and on social media, people are telling each other in earnest that they can’t do this again, that they’re not equipped to retreat into their homes for months or get reacquainted with the art of social distancing. It’s too soon to know exactly how the