Watch articles that are critical of Apple or Google, or those are not critical of Microsoft, most of the time they get flagged down by overzealous fans.
I recall Paul saying on HN that he tweaks with HN's algorithm, and those changes are not represented in what's posted on arclanguage.org. In fact, he says it in response to that writeup: http://news.ycombinator.com/item?id=1781417 There's also the voting ring detector, which is not distributed.
Watch articles that are critical of Apple or Google, or those are not critical of Microsoft, most of the time they get flagged down by overzealous fans.
Edit: Happening right now to this very article :)