This was actually discussed in another thread, http://www.guidetothepoint.com/thepoint/cpplace/thread.asp?ForumID=2&TopicID=1910
In that thread, our fearless leader Jeff stated that they did this so that the crew could be out of there before 1:00 am. The way I read the rest of the posts, it is not a normal occurance. I know I have never encountered it.
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UCSigep