There has been plenty of debate over whether platforms such as Facebook should tolerate racist rhetoricians or misinformation-mongers, but less over what happens when the platform itself becomes the problem. Gab was created to support speech that more mainstream sites deemed unacceptable. Now, payment processors have deemed Gab’s own failure to moderate even the most deplorable and dangerous speech unacceptable, too. So have hosting providers and domain-name registers. That, for now, has resulted in the site’s disappearance from the Web.