> If a goal is for a myriad companies and entities of all shapes and sizes and with wildly differing priorities, timelines and focus, to all do exactly the same thing at exactly the same time

Liiiiike making everybody move over to DST before making the time permanent?

I mean, sure, we're pretty used to doing it, but that's a sunk cost fallacy, isn't it? Better to freeze the time zones before forcing everyone going through it?