4 ms·

You might be right about that. My most important point though is that if your goal is to reduce your risk, then wearing an 95 type mask, even an unfitted one,

You might be right about that. My most important point though is that if your goal is to reduce your risk, then wearing an 95 type mask, even an unfitted one, achieves that goal. Its not all or nothing.

dpark 5y ago
On the bright side, if you are vaccinated and reasonably healthy, the risk from COVID is quite low. I’m still wearing cloth masks.