And, presumably, a sufficiently advanced civilisation would try to do that if it could.

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But HTML5 is inherently cross-platform -- which means you build it once and it can run on any mobile device with a sufficiently advanced browser.

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Sufficiently advanced intelligence, like ours, is a creative force.

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Clarke's Third Law -- "any sufficiently advanced technology is indistinguishable from magic" -- Singer said the 2025 setting allows a familiarity with future technology that makes it seem more real.

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According to Arthur C Clarke's Third Law: "Any sufficiently advanced technology is indistinguishable from magic" and to a 1960s audience, the talking computers and space stations of 2001: A Space Odyssey must have seemed incredible.

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Of course prosthetics can be designed that would give unfair advantage in competitive sport: attaching wheels, for example, but down the line Herr believes motorized bionic legs will be used in sport and should be allowed, once they are sufficiently advanced to replace the Ossur Cheetah carbon fiber blades that are now the standard choice in Paralympic running.

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"Maybe one of the problems of advanced economies is that people are sufficiently well off that they don't need to drive themselves any more, " Lord Heseltine said.

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