Aldiss, Brian. "Comic Inferno." Galaxy Feb. 1963. Coll. The Book of Brian Aldiss (q.v. under Anthologies). Rpt. The Eighth Galaxy Reader (vt Final Encounter). Frederik Pohl, ed. Garden City, NY: Doubleday, 1965.
About the late 22nd c., "the next little evolutionary step" will be "a new race" that is a symbiosis of humanoid robots, robots, and humans, possibly with the humanoid robots preeminent (Book of BA 42 f.).