It's the how the future is meant to be, isn't it? The good guys need to find a bad guy in a crowd of people, so they start scanning the environment with a camera that is equipped with facial recognition technology. Seconds later, they scan a face that's a positive match with an entry in their criminal database and bam, they've smoked him out.
Stories by Grant Hatchimonji
That's how much has been spent on the 2014 Winter Olympic Games in Sochi, Russia so far, with the final tab projected to be even higher. Though various elements factor into this being the costliest Olympics ever -- to put things into perspective, China spent $40 billion on the 2008 Summer Olympics -- security is a big one.
Physical security has come a long way since the advent of the lock and key. But for all of its changes, the greatest aspect of the evolution of physical security is how it has begun to mesh with our digital world.
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