Another argument on what defines music…
This seemed an appropriate video link : https://www.youtube.com/watch?v=WTCVnKROlos
This man discusses why he considers John Cage 4’33” piece as not being music because for him it lacks one essential condition, that music must be performed by musicians following instructions from the composer. In this particular piece, the music/sound/noise comes from outside the composer’s instructions.
Young Composers Project 
Another argument on what defines music…
This seemed an appropriate video link : https://www.youtube.com/watch?v=WTCVnKROlos
This man discusses why he considers John Cage 4’33” piece as not being music because for him it lacks one essential condition, that music must be performed by musicians following instructions from the composer. In this particular piece, the music/sound/noise comes from outside the composer’s instructions.
Thanks for finding and sharing this. An ongoing debate! There are a lot of great TedTalks.