Surely you're missing the wood for the trees here - isn't the point of asking for no 'AI' to avoid low effort slop? This is a relatively high value post about adopting new practices and the human-LLM integration.
Tag it, let users decide how they want to vote.
Aside: meta: If you're speaking on behalf of HN you should indicate that in the post (really with a marker outside of the comment).
Indeed, and since the author has clarified what they meant by "40%", I've put the post back on the front page. Another relevant factor is they seem not to speak English as a primary language, and I think we can make allowances for such people to use LLMs to polish their writing.
Regarding your other suggestion: it's been the case ever since HN started 18 years ago that moderators/modcomments don't have any special designation. This is due to our preference for simple design and an aversion to seeming separate from the community. We trust that people will work it out and that has always worked well here.
Tag it, let users decide how they want to vote.
Aside: meta: If you're speaking on behalf of HN you should indicate that in the post (really with a marker outside of the comment).