Cant stand that

me too, and so many here are older people who should know better. Most of us breathe through our noses not mouths, Wearing a mask in oublic is no longer a novelty so ignorance is no longer an excuse

Or why wear them at all if they don't work

Excellent point. I'll never understand that.

They are not robbing banks

Yea that's so dumb

Perhaps they have trouble breathing easily through them, but clearly they don’t understand their purpose.