Exactly. No matter what, the Earth is round and the sun rises and sets at different times for different locations. We coordinate our schedules with this whereve

Exactly. No matter what, the Earth is round and the sun rises and sets at different times for different locations. We coordinate our schedules with this wherever we are. Moving to a single time everywhere just exchanges one set of annoyances for another. It doesn't fix anything. I do get the aversion to "odd" zones like :30 or :45 offsets, though.