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Kip Kay has a new video and Instructable on building a laser-beam-triggered alarm system. I don’t know that I’d want to rely on such a thing for actual security, but it might be a fun project nonetheless.

Protect Your Home with Laserbeams! – Link

Gareth Branwyn

Gareth Branwyn is a freelancer writer and the former Editorial Director of Maker Media. He is the author or editor of over a dozen books on technology, DIY, and geek culture. He is currently a contributor for Boing Boing and WINK Books. And he has a new best-of writing collection and “lazy man’s memoir,” called Borg Like Me.


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