And those people are optimizing for money, "prestige" or something other than having a healthy schedule. We definitely should not dictate the entire country's sleep around west coast financiers.
I lived most of my life in a place that already has days with post 8AM winter sunrises on Standard time and can only really get up with the sun. Permanent DST forces many people to start their day long before sunrise and somehow I'm supposed to believe that's the 'good for sleep' option.