All of this happened smoothly, in real time, and in a full sphere of vision.

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In an "Immersion Lab" a few floors above the Business Sphere, employees test out working across time zones on wall-size video screens, and projecting business and social network information on man-size "holopanes" of glass.

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"We know that there is a great body of evidence now that has been gathered over the past 20 or 30 years which demonstrates that, where you have schools which give time to cultural learning, there is benefit both in that sphere and also to the other disciplines, " Sir Nicholas said.

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Any civilisation that has built a Dyson sphere will have to have been around for a long time, of course and in the very long run its star will start to change in unpleasant ways, ballooning to form a red giant.

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Speaking of batteries, a new lithium-ion battery developed by USC utilizes nano-sphere technology to store three times more energy while cutting charge time down to just 10 minutes.

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Or the hitter in a baseball game trying to concentrate on making contact with a small sphere coming at him at over 90 miles per hour while prone to curving or sinking at any time, all while tuning out 40, 000 or so screaming, clapping fans trying to energize the pitcher.

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