Earlier quoted context omitted.
dang made a full writeup here: https://news.ycombinator.com/item?id=11662380 I agree it (along with other moderation behaviors described in the article) should be documented more explicitly in the guidelines/FAQ
I think HN is factoring in that transparency can also be a weakness too. When google released its page-rank algorithm it became a target for manipulation and entire forums got wrecked (until nofollow) with the wave of consequences it created. I think the threat of user manipulation will always outweigh that of mod manipulation. Worth considering.
It strikes me it's always worth holding that this is a subdomain of YCombinator and presumably is used to further that corporation, its controllers ideals, and its associates interests over others who might seek influence here.