In this clip from www.artistshousemusic.org – Anthony Seeger, Professor of Ethnomusicology at the University of California, Los Angeles, discusses the changes that recording media have wrought on the face of Western music from the rise of the three-minute song and crooner-style singing, to the flattening out of differences in orchestral styles from country to country, as well as the opportunity for people to be exposed to music they never otherwise would have heard.