Rising AI-generated content threatens Reddit's value: AI comments in the top 1,000 subreddits hit a record 13%, up from 2% six months ago. That degrades its data for AI training, making licensing less useful and leading to fewer logged-out users; fewer real users with real comments make Reddit less valuable. It is unclear what share is too much, and fighting spam is whack-a-mole. x.com x.com x.com