The #WeAreTwitter campaign may never achieve its goal. But it is pushing an important debate: Who should social platforms serve? — “Corporate sharks are circling around the platform we love,” the American journalist Nathan Schneider wrote in a 2016 Guardian op-ed. “But there is another way: shared ownership, where the community takes control.” Referring to the precarity of Twitter, the author went on to pose a simple question. What if, instead…