We teach, we train, we tutor online: information and thoughts and suggestions go from us to them, and the same—as well as papers, etc.—comes from them to us. This twenty-first-century mode of learning has many benefits, but ask anyone who looks at it as if it were Dracula on a dark night, and you’ll surely hear these objections: “There is no personal interaction between student and teacher…the spontaneity of teaching is lost…the only rapport exists in exchanging bits and bytes of info.”