[ProtectOurFreedom]

It’s funny, I can deal with arc-seconds, but have a hard time deciphering that sentence.

[Cboldt]

There is an ambiguity in the claim, FWIW. Is "1/4 the size" 1/4 the diameter, or 1/4 the area?

I think the following would be "more comprehensible," meaning more people who read it would understand ... only 10 nerve cells are involved in viewing a dime held at arm's length.