In short, a human being is a generalist, a jack of all trades. A human chess champion can do a whole lot more than just play chess. Moreover a human being is adaptive. Fixing photocopiers is not an innate capability. It is learned. Had the office worker been born in a different century or a different culture, she would have acquired a different set of skills. And if she has the misfortune to lose her present job, she can re-train for another one. The achievements of AI research in a variety of specialist domains (chess being just one among many success stories) contrast starkly with the
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