It got rejected and that's the proof that these things get accepted by the system? Sure, AI can flood publishing houses with submissions but they have dedicated

It got rejected and that's the proof that these things get accepted by the system? Sure, AI can flood publishing houses with submissions but they have dedicated people and proper vetting process before they publish. That protects slop from getting published. No such safeguards exists in self publishing which is why its easier to see effects of slop there since nothing can stop you from publishing your AI work in that market.