Earlier quoted context omitted.
I think it would be solved by requiring a comment with each downvote. The motivations for an upvote are obvious but a downvote should have to explain why, even if it something as simple as "citation needed" or "factually incorrect, here's why." I often get the sense that anonymous and unexplained downvotes carry a sense of "this post is so obviously wrong it defies the need for explanation," which means that nobody l…
That would result in too many redundant comments. Many people will down-vote for exactly the same reason. Though I do wish HN could distinguish between "I subjectively don't like or disagree with your point" and "Your logic is objectively flawed or rests on false data".
I would like having strong AI driving HN too. Because humans are very bad at distinguishing those two and confuse them all the time. Once we invent the AI that allows people to separate them I'd be all for using it here on HN.