What Could You Do With 120 Laser Pointers?
lazed-dazed asks: "I've recently come into possession of a large number (120 of 'em) of keychain laser pointers (minus the fancy diffraction adapters, though the specs are the same). So, Slashdot, I ask you: Can you give me any project ideas for these low-wattage bad boys? Holograms? Fancy cigarette lighters? Laser cannons? The crazier, the better! Oh, and don't bother suggesting cat toys."
And for those who are too lazy to actually figure it out, here's a quick reference:
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Why not use a Model M, the world's best keyboard? They're really easy to clean, too - take the keys off, put them in the silverware compartment of your dishwasher, remove the cable (if applicable), and throw the keyboard in the dishwasher.