A porcupine with split ends
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A centipede with a wooden leg.
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He wanted to win the no-bell prize!
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1,000,001: One to change the bulb and 1,000,000 to rebuild civilization to the point where they need light bulbs again.
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Tooth-hurty.
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It went back four seconds!
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That's proprietary information. The answer is available from AT&T on payment of license fee (binary only).
or