the DEAD INTERNET THEORY....
theory started a DECADE ago
https://www.unsw.edu.au/newsroom/news/2024/05/-the-dead-internet-theory-makes-eerie-claims-about-an-ai-run-web-the-truth-is-more-sinister
tl;dr
essentially claims that activity and content on the internet, including social media accounts, are predominantly being created and automated by artificial intelligence agents.