It is simple, Masks work.
While collecting your mail at the boundary, a jogger huffing and puffing virus cells, can run past you, even up up to 15 minutes earlier, and give you the virus.
The chief medical officer has decades of knowledge in this topic, and I defer to that.
The idea is to not have exceptions, be because human nature of some is to try and exploit exemptions.
It's like getting into the habit of taking your own shopping bags to the shops, you get into the habit of masking up at the door.
Mask it, or Casket.
Sent from my SM-N986B using Tapatalk