One thing that is annoying is that many open source projects have been getting "garbage commits" apparently from people looking to "build cred" for resumes or such.

Easier and easier to hide this junk in amongst them.

annoying ... and convenient for some!

There was a DARPA program on this topic called Social Cyber. [1]

1. https://www.darpa.mil/program/hybrid-ai-to-protect-integrity...