One of the arguably many things that's off about the 'net is the way it acts as an amplifier for the nastier parts of the human psyche. No matter what sites we visit it is almost a given that the content will in some way boost negative feelings, even if trends of looking at pictures of fluffy kittens being adorable are strong and stable. This seems to be strongest on sites where users can leave comments, principally news sites, where it seems as if almost anything can produce vigorous responses, and many of these are what might be termed 'unhelpful'. Arguments and flame wars grow up over the most innocuous comments; articles are torn apart. Truisms are repeated, often without pausing to check if they actually are true. There are quite a few subjects that gather ire, Israel and Palestine, Atheism and Christianity, and anything to do with sexism, feminism or the rights of either sex. And the comments they produce will largely simply echo 'truisms'. This seems ...