Webb, Amy, 1974- The Big Nine: How the Tech Titans and Their Thinking Machines Could Warp Humanity/ Amy Webb - First Edition: March 2019 - New York: PublicAffairs, 2019 - 320 pages; 23 cm Bibliography: pages [267]-273 ISBN: 9781541724419 Subjects--Topical Terms: Artificial intelligence--Social aspectsArtificial intelligence --Economic aspects Dewey Class. No.: 006.301 WEB 2019