The bill's preamble doesn't pull any punches. TikTok from Chinese megafirm ByteDance has turned short-form video into a social media phenomenon, making Twitter look pretty dumb for canning Vine a few years back. The skyrocketing popularity of TikTok has some security experts and political leaders concerned . As a Chinese company, the Chinese government has access to all of its data. There have been increasing calls to ban the app, and now a bipartisan group of US Congresspeople has announced a bill that will do just that.The bill has a real doozy of a title: "Averting the National Threat of…