The diapers most of us are wearing on our face most of the time apparently have no effect at stopping Covid-19. This explains a lot.
Did you hear about the peer-reviewed study done by Stanford University that demonstrates beyond a reasonable doubt that face masks have absolutely zero chance of preventing the spread of Covid-19? No? It was posted on the the National Center for Biotechnological Information government website.
https://americanconservativemovement.com/2021/04/17/stanford-study-quietly-published-at-nih-gov-proves-face-masks-are-absolutely-worthless-against-covid/
And in case you need the actual scientific literature on it click following to download.