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		anu7df 3 days ago \| parent \| context \| favorite \| on: WiFi could become an invisible mass surveillance s... Add a nice prior from a photograph, combine multiple measurements and presto you can pick out a person from a crowd with reasonable accuracy. No?

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accidentallfact 3 days ago [–]

It applies to the sensor size as well. Such as you need a 3m sensor to get 100px per radian, under ideal circumstances, unless I'm mistaken. (I think I'm not)

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