Dance without traditional costume used to be taboo subject in Thai until He get famous and prove that dance is about the movement of life synchronize to human nature. It's not up to the Tradition which human assume. Another case,You will in the video that Pichet asked the audience to threw him the shoes. In Thai Tradition,to used or play your feet with other people is a representation of disrespect. So he bet the audiences to raise to lowly thing(feet) upper the Head(mind) to breakthough the illusion of belief or tradition