It may have taken the invasion of the US Capital Building for regulators to recognize the danger of misinformation, and even cyberbullying, though critics have been piling up evidence for years. Democrats, who will now control both houses of Congress, are promising to use their powerful new perches to proffer the sort of tough new laws and other punishments that tech giants have successfully fended off for years. This political shift could result in major repercussions for the industry, opening the door for a wide array of policy changes that could hold Facebook, Google and Twitter newly liable for their missteps.