... is straight up wrong."John Cage's most famous musical composition is called 4'33".
It consists of the pianist going to the piano, and not hitting any keys for four minutes and thirty-three seconds. (He uses a stopwatch to time this.) In other words, the entire piece consists of silences -- silences of different lengths, they say."
... says who, exactly?"silences of different lengths, they say"...
The second is a document of a performance, and the third is fair game. Not really sure what you're getting at though.
