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Technology and related articles and discussion
Facial recognition = old hat. The Pentagon has a laser that identifies people by their heartbeat.
submitted 4 years ago by Robin from engadget.com
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[–][deleted] 2 insightful - 1 fun2 insightful - 0 fun3 insightful - 0 fun3 insightful - 1 fun - 4 years ago (0 children)
How about reflective clothing and turtle neck shirts?
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[–][deleted] 2 insightful - 1 fun2 insightful - 0 fun3 insightful - 0 fun3 insightful - 1 fun - (0 children)