John Cage performing "Water Walk" in January, 1960 on the popular TV show I've Got A Secret. via WFMU: http://blog.wfmu.org/freeform/2007/04/john_cage_on_a_.html "At the time, Cage was teaching Experimental Composition at New York City's New School. Eight years beyond 4:33, he was (as our smoking MC informs us) the most controversial figure in the musical world at that time. His first perfo