For example, a game developer's software could improve the realism of a military simulation system.

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Recognized as the undisputed industry leader, Sony Computer Entertainment America Inc. markets the PlayStation family of products and develops, publishes, markets and distributes software for the PS one game console, the PlayStation 2 computer entertainment system, PLAYSTATION 3 and the PSP system for the North American market.

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But Mr. Elop has said adopting another operating system is an option since the smartphone game is largely dictated by the software and services that come with it.

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