Numbered: The Week's Must-See Tech Stats

01/30/2011 09:40 am ET | Updated May 25, 2011

"Numbered," our weekly digits digest, is bringing you the numbers behind the news.

This new feature will highlight the top new stats, facts, and figures to bring you the latest on tech, by the numbers, and quantify the changing state of mobile, social media, and more.

In this week's edition of Numbered: Amazon's Kindle ebooks outsell paperbacks for the first time ever, Microsoft shares Windows Phone 7 stats, and Foursquare quantifies its "insane" year.

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