| http://www.w3.org/ns/prov#value | - es of Encyclopaedia Britannica, e-Bay-style commerce, YouTube, My Space, user-rating systems that sidestep experts, and search engines such as Google that rank pages based on user behaviour. ???We are witnessing in these examples the convergence and mutual reinforcement of two of the great defining movements of the past half-century: one cultural, the other technological,??? he said. ???These are,
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