On Tactile Feedback

This may explain why playing certain instruments create different brain states. Using a computer or smartphone as opposed to strapping on a guitar probably changes the mood of the music, and in art, makes a Jackson Pollock a Jackson Pollock.

There is a direct relationship between the body and the extensions of the body, and so on, i.e. The Body>The Instrument>The Room>The Building>The Town, etc.

Your iPhone Is Ruining Your Posture - and Your Mood