The recently released iOS title Temple Run 2 was downloaded more than 20 million times within four days since its release on January 18.

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Should Temple Run 2 show the same legs as its predecessors, and the franchise would reach more total downloads than there are people in the United States.

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To some degree, the time people were using to play first-person shooters on consoles has been sucked up by people playing Words With Friends or Temple Run 2 on their mobile phones.

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