Life on the night shift with firemen, singing garbagemen, and others - a great choice for Labor Day, but also a general reflection of our times. In fact, I was listening to this while trying to stay awake working late into the night. The old notions of the 9 to 5 working day increasingly do not define reality for many of us. This piece for brings up issues of how our world is changing, and the impacts on society of loss of sleep and of different patterns of living and working.