The best way to see whether a fire-forecasting system works or not is to simulate a fire whose outcome is already known, and see whether the model correctly predicts what happened.

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The ready-aim-fire traditional approach works best in more mature markets, where your strategy is to add features and value to competitive products, or address an underserved new segment of the marketplace.

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He's attacking rocketry the way he would assemble software: design, build, test and repeat in rapid-fire succession to quickly determine what works and what doesn't.

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The complex runs completely on solar power, courtesy of 150 Sanyo solar panels that provide round-the-clock electricity. ("We fire up the generator once a month just to see if it works, " Derek Joubert says.) Construction materials were chosen through an environmental audit: The furniture is made from Indonesian mahogany uprooted by the 2004 tsunami.

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