“Twitter's new feature shows how little it cares about harassment,” declares the headline of Kelsey McKinney’s latest article. What is this feature that broadcasts Twitter’s alleged indifference to virtual vilification? It's going to make it easier for anyone to send users direct messages, even if they don't follow you. Direct messaging is a useful feature for journalists, and presumably others seeking information from strangers … and, of course, for advertisers, politicians and others looking for a digital alternative to direct mail.