Originally Posted by
Kalam
So, in the last few months I have spent 15-40 hours/week in crowded supermarkets, always wearing a mask. Never caught Covid that I noticed, nor did I transfer it to any family/friends that I noticed. My wife spends 40+ hours/week in a healthcare setting being exposed to lots of Covid patients. She is wearing a mask and facemask at all times. Same story as far as never getting Covid that she noticed.
Given how things have blown up where I live (LA County) seems impossible we weren't exposed. The most likely explanation is that masks really work, either in blocking transmission or making the transmitting dose so low it didn't cause noticeable sickness.
Just an anecdote.