Note about HN down voting: when replying to a post, the parent poster cannot down vote you. The down vote you were awarded came from another commenter. At this

Note about HN down voting: when replying to a post, the parent poster cannot down vote you. The down vote you were awarded came from another commenter. At this time, this comment has positive karma. At any rate, complaining about down voting distracts from your very good point.