How does this not lead to a situation where no honest person can use any AI in their submissions? Surely pull requests that acknowledge AI tooling will be given significantly less attention, on the grounds that no one wants to read work that they know is written by AI.
I don't think this is the case. Mitchell writes that he himself uses LLMs, so it's not black and white. A PR author who has a deep understanding of their changes and used an LLM for convenience will be able to convey this without losing credibility imo