This can also be understood via Gestalt principle of visual processing - we visually group things that are proximal, we like to perceive continuity, we see para

This can also be understood via Gestalt principle of visual processing - we visually group things that are proximal, we like to perceive continuity, we see parallel things as being related etc: https://www.superside.com/blog/gestalt-principles-of-design https://www.superside.com/blog/gestalt-principles-of-design Visual designers are architects are trained in these aspects of human perception.