They used a computer program to show what would happen with an overnight wind.

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An investigation concluded that data from computer simulations and wind-tunnel tests had been misinterpreted.

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The ship would use 60% wind power, relying on three computer-operated masts rising 55-meters -- as tall as a 14-storey building.

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Neodymium is a rare earth metal used extensively to produce permanent magnets found in everything from computer hard disks and cell phones to wind turbines and cars.

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