> ( ) civil time and solar time have to remain in synch to better than a second No, they don't. Proof of this is that they already aren't: there is a band no m

> ( ) civil time and solar time have to remain in synch to better than a second No, they don't. Proof of this is that they already aren't: there is a band no more than 15 arcseconds wide in each timezone where it is true, and everywhere outside that, civil time does not correspond to solar time.