[jonascord]

"Wearing masks cuts transmission of the virus by 80%."

Bullsh!t. If you can smell your farts, or your perfume, the mask is too thin. Why aren't you wearing a tyvek suit?

[palmer]

If you can smell your farts, or your perfume, the mask is too thin

Volatile molecules are an order of magnitude or more smaller than viruses. In any case we aren't trying to stop viruses, just droplets which are 10 times larger than viruses. The mask works by electrostatic charge, not by "blocking".