Text size About the author: Aynne Kokas is the C.K. Yen professor at the Miller Center and an associate professor of media studies at the University of Virginia. She is author of Trafficking Data: How China is Winning the Battle for Digital Sovereignty. When a federal regulator suggested last week that social network TikTok be banned, it didn’t immediately seem to have much to do with Elon Musk’s chaotic acquisition of Twitter. But the two platforms have something important in common, beyond their status as some of the leading venues for watercooler talk and meme-sharing. Both Twitter and Tiktok present...