Banned for life is a stretch but the actual response is completely fine. They can just resubmit to the next conference. Words mean something, if you promise to

Banned for life is a stretch but the actual response is completely fine. They can just resubmit to the next conference. Words mean something, if you promise to uphold a contract and break it, there are consequences. The reviewers were free to select the policy which allows LLM use.