Masks don’t help you much. They help other people, but not you.
The numbers on wearing a mask to protect yourself aren’t very good, unless it’s a fitted N95 surgical ventilator. Plain cotton or paper? Maybe 10%. What protects you is goggles (30%), and washing your hands (25%), and not touching your face (20%). Notice how people aren’t wearing goggles? Strange, isn’t it?
Yes, this is about the 9/11 attacks. Yes, I firmly believe nineteen hijackers drove four planes into three buildings and a field in Pennsylvania. No, I don’t think that’s the whole truth.
Half the people reading left after the first sentence; most of the rest left after the second. Even my saintly mother left after reading the third. If you’re still here, you’re either very intelligent or very bored.