But I also think that if a maintainer asks you to jump before submitting a PR, you politely ask, “how high?”
Unreviewed generated PRs can still be helpful starting points for further LLM work if they achieve desired results. But close reading with consideration of authorial intent, giving detailed comments, and asking questions from someone who didn't write or read the code is a waste of your time.
That's why we need to know if a contribution was generated or not.
Any contributor who was shown to post provably untested patches used to lose credibility. And now we're talking about accommodating people who don't even understand how the patch is supposed to work?