On Wed, 18 Jul 2018 07:11:09 -0700 (PDT), Quadibloc
wrote:

A
different part of the daily cycle in the two locations, but the same moment in
time in both, as a transatlantic long-distance telephone call could prove.

An example which leads to the fascinating concept of how space and
time are related, and the complexity of what "now" means given the
finite speed at which information can flow.