In my listening career, I've probably not heard as much Art Ensemble of Chicago as I might have, given I generally like the music, the instrumentation, the fun, the midwestern residence, the general exploratory attitude...
Wikipedia:The Allmusic review by Ron Wynn states "A classic, with spicy and frenetic solos one moment, comic overtones and clever melodies and rhythms the next. The Art Ensemble at this point were becoming stars overseas, and finding the going increasingly tougher in America. It's outside or avant-garde jazz with soul, heart, and funk"chicagobeau.net:
Chicago Beau was born on the south-side of Chicago on 13 February 1949, into a house of music. The recordings of Dinah Washington, Coleman Hawkins, Miles Davis, Billie Holiday, Duke Ellington, Ella Fitzgerald and others inundated his senses from the beginning.Our daughter responded early to the music of John Cage, Philip Glass, and Miles Davis but the ultimate result may be latent.