The US government's plan to boost energy savings by moving Daylight Saving Time forward by three weeks was apparently a waste of time and effort, as the technological foibles Americans experienced failed to give way to any measurable energy savings.

-- http://arstechnica.com/news.ars/post/20070403-the-daylight-savings-change-no-savings-no-point.html

But lots of benefit for IT people who got to work extra hours updating systems for the change. So yay US congress! Let's move DST forward three weeks more, every year. :-P