Check the actual thread for a response.
I am thankful that this at least shows some people are keeping a watch on things. The vast majority of the day to day pool operation is hardware side and networking. The scripts handle everything of importance, and there's always the chance for a situation which causes them to behave in a way that is not expected as seen above.
A response/explanation of what happened, why it happened, and how it has been fixed is here:
https://bitcointalk.org/index.php?topic=49417.msg4245745#msg4245745
