The dynamics that polarize us on social media are about to get worse

Meta founder and CEO Mark Zuckerberg has announced big changes in how the company addresses misinformation across Facebook, Instagram and Threads. Instead of relying on independent third-party factcheckers, Meta will now emulate Elon Musk's X (formerly Twitter) in using "community notes." These crowdsourced contributions allow users to flag content they believe is questionable.