Howard Stern has hunkered down in his basement for most of the past four years. He is, as he describes, “terrified” of Covid-19.Stern recently discussed an argument with his wife, Beth. It was over her decision to leave the house, increasing the chances she could bring Covid back to his secluded residence.“Beth has a bunch of plans. She has like a wedding shower to go to and lunch to go to with a friend and a dinner and a blah, blah, blah, blah, blah — but I can’t get Covid,” he explained.