As you probably know, in a departure from previous years, Daylight Saving Time kicks in this weekend in the States following the Energy Policy Act of 2005. While this change isn't quite on the scale of the millenium bug, it does pose problems for IT folk.
Fortunately the Windows sysadmins have been spared the monthly Microsoft patch cycle so that's one less thing to worry about, but speculation is rife over why there are no patches this month. It could be there are no bugs left to patch (yup seems likely
to me) or as
The Register suggest, maybe Microsoft are concerned about patches not behaving as expected after the clocks change.