4'33 is not empty! That is a common misperception. 4'33 is the sound of the ambient space around the listener. Each performance is unique.

IMHO they are both arrogant scoundrels for doing this.

	▲	badprose 42 minutes ago \| parent [-]
		its always seemed like a prank to me; and I'm impressed that he never broke during the performance to ask "are you people really falling for this???"