Timer switches: literally just a clock and a switc...

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Movies made sound with a light bulb: Sound-on-film

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The decorative lamp that's built wrong on purp...

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In Defense of the Switched Outlet

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The clever camera code on rolls of film

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This TV gadget censors bad words with 1980's t...

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Old car headlights were all the same — which was a...

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This 1960's camera is powered by light and com...

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A Complete Beginner's Guide to Electric Vehicl...

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Drip Coffee Makers — super simple, super cheap

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