Ahhh... yes. The same as anyone could sign up to be a DMOZ editor. Fantastic system both until the blush of novelty wears off. Then you are just left with people editing who are only doing so for their own benefit.
I understand that we have recourse, yada yada. What I am saying is that people are abusing the system and it will escalate until wikipedia is just yet another inernet would-have-been-nice-if-people-were-not-such-a$$es footnote.