moot point
moot question

Morrison made it a moot question by turning to look at me when I was still a few steps away.

Whether or not he would find the town or go on past was a moot question.

A moot question and not the one I was hoping he would answer.

And then he realized that, too, was a moot question.

Who would ever wear such a thing for a walk down the aisle is a moot question.

Whether this produced Gothic art as such is a moot question.

But you left the door open to a moot question.

For the vast majority of us it's a moot question.

Whether or not humans could even exist on any of them was a moot question.

A moot question, to be resolved by specialists like myself.