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Secret knocks

Now that’s a cool application of technology. Seen on Slashdot: “Knock” Some Sense Into Your Linux Laptop describes how to set up Lenovo Thinkpads to respond to a series of knocks on the computer case. I’m sure someone will turn that into a totally small-scale authentication system (“What’s the secret knock?”) or maybe a totally hacked up drumming system… ;)

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Short URL: http://sachachua.com/blog/p/3706

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