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Tracking people by their shadows :) http://www.dailymail.co.uk/sciencetech/article-1052250/Could-spy-satellite-identify-shadow.html http://www.dailymail.co.uk/s

by gaika 18y ago

Tracking people by their shadows :) http://www.dailymail.co.uk/sciencetech/article-1052250/Could-spy-satellite-identify-shadow.html http://www.dailymail.co.uk/sciencetech/article-1052250/Could...