If we get rid of DST shifting, we should set up the time system such, that across the whole time zone the offset between the astronomical and local time is mini

If we get rid of DST shifting, we should set up the time system such, that across the whole time zone the offset between the astronomical and local time is minimized, perhaps with some bias in the direction of the DST zone. It is worth discussing, whether for example the US should have 2 or 3 time zones.