Do we need daylight savings time?

Today daylight savings time is thought of as a nuisance, but it was once an aid to

Daylight savings time begins at 2 a.m. in March in 48 of the 50 United States. It comes to a close in November. Those that do not participate are Arizona and Hawaii. Clocks are changed to make better use of daylight, moving an hour of daylight from the morning to the evening. It was Benjamin Franklin's idea.