Cecil Moore wrote:

...
What happens when me measure the light frequency of
distant galaxies while, during the travel of that
light, light-years were getting longer and seconds
were getting shorter? Hint: same thing that happens
when the time base knob on an oscilloscope gets loose
and slips. (That actually happened to me and the
result was an epiphany about space/time.)

OK. Reading you clear now.

Just one of those "DUH!" moments I have. Thanks for your time; I am
embarrassed ...

Regards,
JS