I am able to see stuff in my head all the time. It is a matter of degree, i.e. some people see things more clearly than others. But the same could be said of re

I am able to see stuff in my head all the time. It is a matter of degree, i.e. some people see things more clearly than others. But the same could be said of real eyesight. Very few of us have 20/20 vision but that doesn't mean we're blind.