A related subject to this is auditory "visualization" and I wonder if that could be a way to study it some more: 1. Get a group of test subjects who can all re

A related subject to this is auditory "visualization" and I wonder if that could be a way to study it some more: 1. Get a group of test subjects who can all read music as a baseline 2. Get them to self-assess on how well they can "hear" imagined notes. 3. Give them a pitch test to see how well their "internally heard" note matches a pitch? The hypothesis being that those with perfect pitch have a really great internal "ear".