Their stance regarding LLM code is simply not sustainable, because in the foreseeable future discerning between human written code and LLM code will become impossible. Every tool that can identify LLM code is at the same time the tool used for adversarial training.

In the end, it is not important where the code came from. What counts is that people who submit code take responsibility for their code, regardless of how it was created - because you won't be able to filter for LLM code, but you can filter for quality.