Japan and Korea have had experiences with SARS-CoV-1 back in the day. Therefore, using face masks in everyday life is ingrained in their culture by now. It woul

Japan and Korea have had experiences with SARS-CoV-1 back in the day. Therefore, using face masks in everyday life is ingrained in their culture by now. It would certainly be interesting to see data points from an alternate reality where the US population was consistent about wearing face masks in public.