Dietram Scheufele is a professor of science communication at the University of Wisconsin-Madison who studies misinformation. The number of bots taken offline by the FBI operation is small compared to the myriad fake accounts on social media, he said. But he felt encouraged that the feds were going after the roots of AI-generated misinformation instead of flagging doctored videos. “I feel heartened,” the German native said. “We’ve seen tons of activities that are putting bandages on symptoms but haven’t really addressed the root cause – removing the tumor.”