QUOTE(Viridae @ Tue 8th December 2009, 4:04pm)
I have a serious question? Why would anyone bother? What have they got to gain?
I think it's pretty well recognized that there are a fair number of people who do all sorts of pointlessly destructive things online in return for little or no tangible gain at all. A list of examples familiar to Wikipedians and Wikipedia Reviewers is left as an exercise for the reader.