Elon Musk raised a rather important question on Twitter, saying he’d been tested four times for the Wuhan coronavirus. What mystified him was that two times it came back positive and two times it came back negative. Something extremely bogus is going on. Was tested for covid four times today. Two tests came back negative, two came back positive. Same machine, same test, same nurse. Rapid antigen test from BD.— Elon Musk (@elonmusk) November 13, 2020 This of course raises a lot of questions. Why? And how is that possible? What’s going on when you get results like that? Is...