“No classical composer in recent memory, not even the inescapable Philip Glass, has had a commercial success to rival that of the late Polish master,” whose Third Symphony, in a 1992 recording on the Nonesuch label, sold more than a million copies and has been sampled numerous times in pop songs and film scores. “Yet he was skeptical of the frame in which his work was being received. His friends and associates report that he disliked modern pop culture, and, to a great extent, modernity itself.”