What is the points of AI-disclosure?

The STOC conference (and likely others) are requiring that a submission says how much AI was used. I can imagine the following options:1) AI was used for proofreading and tightening prose (I think in this case you do not need to disclose).2) AI was used to shorten the proofs.3) I came up with the questions but AI supplied all of the answers. However, I have read it and take responsibility for the content.4) AI came up with the questions and AI supplied all of the answers. However, I have read it and take responsibility for the content.It is my understanding that whether you say 1,2,3, or 4 it will not be held against you in deciding whether STOC accepts or rejects the paper. (Please correct me if I am wrong.) This is good in that people will have no reason to lie about their AI-use.But that raises the question:Why does STOC require disclosure of AI use?What is someone supposed to do with that information? If the answer is nothing then I am still puzzled about why we collect it.When I…