The structure's the thing, says Philip Glass
It could be called a space-age music of the spheres, or "the motor on a space machine," as its avant-garde composer, Philip Glass, 41, calls it. Miked wind instruments and voices circle rapidly through repetitive musical patterns. An electronic organ throbs heavily in the air. In this stripped-down music, there are no melodies, no dynamic changes and no lyrics. What sounds at first like one continuous pulsing sound, however, gradually reveals all sorts of inner voices: treble runs on the organ, colorful flutters of saxophone and flute, a lone soprano voice that floats on top....