Researchers suspect 4.5M "stars" on GitHub repos are fake; in July 2024, Check Point found a network of inauthentic users starring projects containing malware (Bill Toulas/BleepingComputer)
https://www.bleepingcomputer.com/news/security/over-31-million-fake-stars-on-github-projects-used-to-boost-rankings/
http://www.techmeme.com/241231/p12#a241231p12