will make the object look the same size as if it was stationary but rotated
Yes. Rotated rope looks shorter. Problem remains.
galaxies are moving along the line of sight
We see the close and the far edge of many of them. Still, the pancake apparently isn't neither squeezed neither rotated.
Yes. Rotated rope looks shorter. Problem remains.
What problem?
As per a recent comment this thread is meant to voice contrarian opinions, that is anything this community tends not to agree with. Thus I ask you to post your contrarian views and upvote anything you do not agree with based on personal beliefs. Spam and trolling still needs to be downvoted.