We've been able to record the music of cultures that did not have recording, and thus preserve it. But there is also a negative aspect to this and that is the effect of the intrusion of the West on such cultures.
Michael SnowWithin the context of Western music, jazz has always contained certain radical or revolutionary aspects. These are: improvisation, collective composition and individuality or the personal sound (based on amazing variations in sonority, timbre and pitch).
Michael Snow