A FB friend I wish I knew personally reposted my observations on masks. I thought about responding to the rather shrill responses, but it would be bad taste to insert myself into his discussion, so… I don’t wish to stick my oar into Bob Alpert’s discussion, but I did include a proviso for medical necessity, which I meant also to cover, obviously, people in regular contact with decrepit old people like me. Our son, in his late 30’s, was talking to me on FaceTime, from Chapel Hill, when someone across the street–about 30 feet away, tried to shame him for...