Android Closed 2011 With 47% of Ad Impressions: Millennial

Google's Android operating system finished the year with a 47 percent share of ad impressions, compared with 33 percent for Apple's iOS, according to Millennial Media. - Google's (NASDAQ:GOOG)
Android operating system completed 2011 with 47 percent of ad impressions
across smartphones, with Apple (NASDAQ:AAPL) also finishing the year strong at
33 percent of impressions, thanks to its iPhone.
The statistics came by way
of an annual report from mobile ad firm Mil...

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