DEMO Spring: Add Some Lasers to Your Cash Register

This system uses lasers to identify loose hardware like nuts and bolts. It could make those Home Depot lines fly

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Is this really as cool as it seemed? Or was I just tired of all the online applications I'd been subjected to? Maybe I was easily impressed by something that dealt with nuts and bolts. Real nuts and bolts.

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IEEE Spectrum’s general technology blog, featuring news, analysis, and opinions about engineering, consumer electronics, and technology and society, from the editorial staff and freelance contributors.