>>211803653visuospatial IQ is a strong correlate with general intelligence.
that is to say, dumb people literally have problems with visual processing. they see the world at a lower fucking resolution, essentially. or, shit, I wouldn't even know how to describe it.
but know that they simply cannot intuit shapes in their head, so when a beautiful gorgeous ass is obscured slightly by a dress, they cannot accurately imagine what it looks like nude.