Virtual aerodynamics testing, systems integration, graphics.

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Facebook began testing its virtual currency, called Credits, in 2009 with some popular games on Facebook.

FORBES: Credits Can Make Facebook Some Serious Coin

The virtual Olympic lab will begin testing seven sports, including Athletics, tennis, basketball and triathlon and these seven alone will require half a million lines of code.

BBC: Virtual London 2012 Olympics off starting block

And many of them live and try to prosper as much in the virtual as in the physical world, testing the limits of what authorities will tolerate.

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Thanks to advances in software, a new generation of startups like Columbia Power are cheaply and quickly testing hundreds of new designs in virtual oceans while veterans of the industry are perfecting their technology to wring more energy from waves and lower the cost of electricity.

FORBES: The Next Wave In Renewable Energy From the Ocean

The virtual cards game, which will be entering beta testing soon, will be available on PC, Mac and iPad tablets.

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Facebook is announcing the next phase in its roll-out of its virtual currency Facebook Credits, which is leaving beta testing today.

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