Basic math, knowing population density, and then that paper was my "oh shit" moment. Got some half respirators and 300 rolls of toilet paper over the next week

Basic math, knowing population density, and then that paper was my "oh shit" moment. Got some half respirators and 300 rolls of toilet paper over the next week. The toilet paper wasn't to prepare for a post-apocalyptic world. It was because I knew that was the first thing other idiots would buy when news of this thing hit your average Joe :)