Dudebro.....look up two posts and you'll find I already mentioned that. C- for attention- deficit
I don't believe even medical- grade masks are intended for extensive use, surely. I'd imagine the mask turnover's pretty high say in the medical profession, for the very reasons stated!
So wear them too long, they propel chemical resins and toxins, to go with respiratory issues. Couple that with the majority of users that wear them for durations, only to have momentary 'lapses' whereby they cough, sneeze, touch their face or mask, rub their eyes etc., somehow of the belief they're protecting themselves and others
All the pandemic has ultimately proven is how unhygienic the masses are. People would happily share their hygiene apathy before in public, that's nothing new. Yet when people flouted basic etiquette under their designer mouthwear it really took the biscuit. Little wonder they're termed The Great Unwashed - they ain't wrong!
Only place masks ought to feature prominently is on public transport, that's one place where they're surely needed, and where many Asian countries treat it like it's not even an issue.
Fact is, I highly doubt many use the masks as intended, and most will view them as an accessory, or simply pantomime. And those clinging to the belief that their overuse is beneficial long-term have seemingly had a number done on them, aka Munchausen Syndrome. Not much else to say