"A minute or so of fart-like long tones" - You Nakai
"A minute or so of fart-like long tones" - You Nakai
This is a fine way to begin describing a piece of music, but the first part of David Tudor's Phonemes sounds more like passing cars than passing wind to my ears.
I'm listening again now with farts in mind. These are epic farts, but I can hear them as farts now.