Six things to know about the political debate around daylight saving time

This picture taken in March 2018 shows a technician working on the clock of the Lukaskirche Church in Dresden, eastern Germany. This weekend, Americans will wind back this clocks as daylight saving time ends. (Sebastian Kahnert/DPA/AFP via Getty Images)

Twice a year, every year, the ritual returns as literal clockwork: the start or end of daylight saving time.

Millions of Americans, filled with grunts or glee, tap at their devices or wind their watch hands, manually changing the time to reflect a change in seasons.