I did not say it was unfit and I don't see how discussing writing styles and the influence of LLMs on it is off topic on a thread about the effects of LLMs on cognition.
I don't believe I was impolite or making a personal attack. I had a relevant point and I made it clearly and in a civil manner. I strongly disagree with your assessment.
OK, I may have been too quick to pattern-match on characterising someone's writing as being LLM-generated. Sorry for that. However we do want to be careful about criticising someone’s writing style; the guidelines ask us to avoid that.
Also, suspicions about the changing frequency of certain phrases in HN comments can easily be tested:
I don't believe I was impolite or making a personal attack. I had a relevant point and I made it clearly and in a civil manner. I strongly disagree with your assessment.