Only during two short periods of the year does Daylight Saving Time actually reduce workplace energy consumption. These occur between the seasons of summer and winter. Daylight Saving Time does reduce business day electric lighting needs in very late fall, around October, and in very early spring - in February and March. Remarkably, in February and March the nation is on Standard Time, not Daylight Saving Time. The last Sundays in April and October are improperly chosen.
Few participants take pleasure in it.
It is a joyless exercise for most. It is a painful one for many. It's a burden to people who schedule travel and transportation. It's a nuisance for farmers, agricultural workers, animal care givers and child care givers. Innocent living things cannot be made to change their habits by man's clock resets.