I remember, a long time ago, when I used to have a social life. My husband, Peter, and I have been visiting his sister, Lori, once a week while she battles cancer. She was in yesterday for another radiation treatment, and we are waiting to hear if she will be feeling well enough for a visit this weekend. And so we stay home, as we have since March of last year. Lately, we have taken to picking up our groceries at the curb. I was skeptical. I’d never had another person choose my broccoli for me. They did a surprisingly good job,