We live in a world of ubiquitous computing â there are ever more computing devices everywhere.We will soon live in a world of ubiquitous video cameras. You probably have one staring at you right now just inches away from your face â the camera in your laptop or desktop.There are video cameras on street corners, business premises, highways. The Brits have the most video cameras per head of population but other countries are catching up. The CCTV technology is cheap to install and operate.
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