[palmer]

Stops droplets not viruses. The chain link fence analogy doesn't apply to droplets which are 100 microns and up:

Masks can filter at a few microns and some filter at submicron levels.

[Oatka]

Stops droplets not viruses. The chain link fence analogy doesn't apply to droplets which are 100 microns and up:

So if you wear one, you are safe if I don't. Where's the problem, other than forcong compliance to a questionable procedure?

Why Face Masks Don’t Work: A Revealing Review