It can very well be that the sensation of "hearing" includes the placebo effect - spending insane amounts of money on an audio system that you perceive to be su

It can very well be that the sensation of "hearing" includes the placebo effect - spending insane amounts of money on an audio system that you perceive to be superior will make you believe the sound quality is better. Of course, the answer here is proper education as opposed to selling overpriced snake oil.