duh, because the virus knows when someone is eating or not..and duh, you can't eat with your mask on. duh again. And the Delta variant is even smarter..it's mutating into duh super smart virus. It knows how to get around the "vaccine" shot, duh...so that's why you need another and another, duh. I'm gonna set up a clot shot subscription on a bi-monthly basis..like duh.