The Evolution of a Disc Jockey In The Hip-Hop Culture With the turn of the century, a musical evolution began. The phonograph was part of this musical change. It was a simple musical output device. The role of this musical component was greatly regarded as that of just a music player during the modernistic period. During the modern era, the world was changing from the traditional beliefs of more philosophical, social conscious, scientific ideas. This is when John Cage during the thirties came on to the phonographic scene displaying the manipulation of a song into abstract tunes exhibiting modernist thoughts