Chews up too much boot time, and systemd configuration was too annoying to make it work properly.
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QPPSJBANRTSWUL6AHV5QBHEKHHMBV44FNETVIPOVCPNEM5WWB5IQC
6I2HQYU2ZU5STWSYDZV3PLK6J3J4DWKXIJEZ3CCOVPXUJRR627BAC
# Dynamically configure time zone. services.automatic-timezoned.enable = true;
# Dynamically configure time zone.
services.automatic-timezoned.enable = true;