X (formerly Twitter) Community Notes fact-checks legacy media’s post: NBC New York posted on X May 12 an article link with the explanation, “Comedian Jerry Seinfeld was met with a wave of boos Sunday when students at Duke University in North Carolina walked out just before his commencement speech.” According to X Community Notes, which linked to Fox News, “Attendees were booing the students that walked out not Jerry.” X Community Notes bring demonetization penalties with them for users’ posts.