What was the Brilliance of Yisro?
He realized everyone was constantly going to Moshe asking Shalos.
Most things dont really require you to bother the Rav, why should you interuppt the Rav’s learning because you are unsure if you tied your shoelace wrong or you slightly missed a zman. Go to the Rav for a real Shalia thats not so easy or easy to know the answer