As this brief article explains, AI broadly defines many systems designed to answer questions and solve problems. Consider Amazon’s recommendation system. Or the GPS navigation system that talks to you. Like plumbing or electricity, we’ll soon take AI for granted as it steadily does more to help us manage our lives. In this article, O’Reilly’s Mike Loukides and Ben Lorica offer a definition of AI by discussing the meaning of intelligence, and exploring whether modern AI applications operate as assistants or actors.