On Wednesday, July 18, 2018 at 9:02:20 AM UTC-6, Chris L Peterson wrote:
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.

I wanted to give him credit for something that he was right about. Noting that
this didn't in any way deny that Einstein was right would have just made his
head hurt. After all, if a simple concept like a uniformly ticking clock being
better for calibrating electronic circuits or timing chemical reactions than a
sundial continues to evade huim, there's hardly any point in trying to go
through how Special Relativity was dervied with im, is there?

John Savard