The following change was made on March 21 to a high-visibility reasonably well patrolled pedophillia-related article, and nobody appears to have noticed it and removed it until today:
http://en.wikimedia.org/wikipedia/en/w/index.php?title=North_American_Man%2F...
Unsourced, BLP violation of two people, names an alledged child molestation victim, unencyclopedic, libellous, ...
I have the page watchlisted, I am ashamed to admit I'm one of the people patrolling it that missed it.
How far out are stable revisions? 8-(