Eric Brown, left, a researcher for IBM, hosts a version of the television game show Jeopardy! between IBM's Watson computer and students from Carnegie Mellon University and the University of Pittsburgh during a symposium on Watson, at Carnegie Mellon University in Pittsburgh, Wednesday, March 30, 2011. Watson is the question-answering IBM computer that made headlines by competing against humans on the actual television game show. (AP Photo/Keith Srakocic)
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