"We believe Facebook's virtual ownership of the social graph, strong competitive moat, and unwavering focus on the user experience position the company to significantly improve monetization over time and to become an enduring, blue-chip company built for the long term, " J.

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The company also gives its players full ownership over the virtual objects they purchase in the game, rather than just a license to play with them, as other games do.

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The end user license agreements (EULAs) of many online games state that the relevant game operators have exclusive control and ownership of the games, and virtual items therein have no legal significance or status.

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