Invisibility is no longer just a topic of fantasy or science fiction; several companies around the world have developed technologies to make it a reality. Some use a combination of cameras and digital screens to hide stationary objects, while others offer a more sophisticated "invisibility cloak"-type approach. But which one works best?

Once perfected, invisibility technology will first be used for military applications, but what will happen when it finally makes its way to the public?

You’d never be 100% sure you weren’t being watched or followed unless you had an invisibility cloak of your own, in which case you could probably do just about anything you want without being detected. What would happen to the moral fabric of society if people were able to act on their impulses without consequence?

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"Imagination will often carry us to worlds that never were. But without it, we go nowhere." — Carl Sagan

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Produced by Underknown in Toronto, What If is a mini-documentary web series that takes you on an epic journey through hypothetical worlds and possibilities. Join us on an imaginary adventure — grounded in scientific theory — through time, space and chance, as we ask what if some of the most fundamental aspects of our existence were different.
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