COVID-19 Outbreak Information Updates (Reboot) [over 150.000,000 US cases (est.), 6,422,520 US hospitilizations, 1,148,691 US deaths.]
So, wouldn't you figure this happens a lot with other viruses, we just don't notice? I.e., no one's testing for flu or cold without symptoms, but I would think the same type of thing would happen there as well.