[alwaysinshade]

"If the amount is greater than zero, then you're admitting that you're really buying an experience and set of emotional states in addition to a physical good."

Absolutely, and I think that's the message being conveyed by Banksy. In a similar project he erected pieces in undisclosed locations throughout the English countryside - their existence only documented in pictures on his website. That way money is removed from the equation while the message remains.

[the_cat_kittles]

I feel like no matter what you are doing, you are buying experience and emotional states. The point is the cause of these particular emotional states is kind of silly.