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Although the authors seem to be a bit vague about the important detail how long did it take, the robot they built to autodial the combination lock is impressively well-made and fun to watch. [via Hack a Day]

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Sean Michael Ragan

I am descended from 5,000 generations of tool-using primates. Also, I went to college and stuff. I write for MAKE, serve as Technical Editor for MAKE magazine, and develop original DIY content for Make: Projects.


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