Fingerprint security for home
We all use door keys, but is there anything more outdated in our lives? The Egyptians used locks and keys 4000 years ago, and the first tumbler lock was patented in 1778. Is there anything better?
Well there is, and it is in the form of keycards like those used in hotels, infra-red transmitters like those used by Mercedes-Benz, as well as proximity cards and number pads.
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