I can say 90% of PRs in my company clearly look or declared to be AI generated because of how random things that still slip by in the commits, so maybe he's not wrong. In fact people are looked down upon if they aren't using AI and are celebrated for figuring out how to effectively make AI do the job right. But I can't say if that's the case for other companies.
For a second I thought I was colour blind, then I remembered I am stupid