He posted a response to a similar thread earlier. He said anticipate at least a week, but that he and his wife were sending out the dvds in the order they were received. 25% of the orders have been shipped as of that post date. Mike Dewitt replied that he'd already received his so they are on the way so long as supplies last.
People have a right to be concerned but patience is always a virtue. Even if you had to wait a month, you got it for 50% off. (hopefully you ordered on the 31st).
I'm sure someone will reply with the thread, but I'm not all that saavy