Tilley, Patrick. Cloud Warrior. New York: Macmillan, 1984.
Two societies in a post-holocaust world 1000 years from now: one lives underground, completely dependent on technology; the other lives on the surface—wild, primitive practitioners of magic. Rev. Stuart Napier, FR #70 (Aug. 1984): 28, source for this entry. Cf. and contrast H. G. Wells's The Time Machine, E. M. Forster's "the Machine Stops," Y. Zamiatin's We—all listed under Fiction—and THX 1138 (listed under Drama).