Originally Posted by
Old git
Check out the size of the gaps between the fibres of ordinary masks and the size of virus particles - it's like trying to stop sand with a chain link fence. There's also a few YouTube videos of people exhaling cigarette smoke while wearing a mask - it's clear that most of your breath just shoots out sideways.
Masks were mandated solely to allow governments to be seen to be 'doing something' - national placebos. Their impact is negligible, and possibly counterproductive, by giving a false sense of security..