Comment We already tried this (Score 5, Informative) 279
DST was made permanent in the USA in 1974, and it was so unpopular it got repealed the same year.
It sounds good until you have to live it... there are also morning people among us, and kids trying to walk to school where further darkness presents a safety issue. Not everyone benefits from potential extra sunlight to extend happy hour.
Interestingly few articles speculate on what happens to electronic devices with long-deprecated firmware that will change their clocks anyway. Could be a micro-Y2K, except without all the global budget heaved into remedies.