Hong Kong -- A friend of a friend in Hong Kong recently said that he didn’t believe the novel coronavirus could be transferred from human to human through airborne droplets. The young, educated professional said this confidently, without irony, to a group of colleagues while wearing a disposable face mask. His source for the claim? A WhatsApp group message that cited an unknown doctor. I was stunned when my friend told me the story. An educated professional falling for such blatant misinformation?