Dalmonte's questions cover many aspects of contemporary musical life. Berio talks freely about his early childhood through his contact with the Darmstadt serialists and his experiences while teaching and performing in America. There is also a detailed examination of his major instrumental works of the 1960s -- The Sequenzas, Chemins, and Sinfonia -- and a review of his involvement with electronic music in the 1970s. Varga asks him about his various vocal and theatrical works. Berio discusses the purpose of music.