0.3% better chance for wearing a piece of cloth over a face - for a mild inconvenience. I'll take it anytime still. I've seen accounts of maraton runners not a

0.3% better chance for wearing a piece of cloth over a face - for a mild inconvenience. I'll take it anytime still. I've seen accounts of maraton runners not able to run a 1K months after recovering. I'll take 0.3% over nothing, thanks. Also noteworthy, that is 10% less of a chance of getting infected. If you were to get infected.