Comscore

Take a look at the latest smartphone usage numbers from Comscore, and you're likely to do a double-take -- Android increased by 4.3 percentage points from November '09 through January 2010 over the three previous months, giving it a 7.1 percent share. There's no doubt that Android's popularity continues to grow. But those numbers likely can (and should) be attributed to the introduction of just one phone: The Motorola Droid, which launched in October 2009.

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That's not to say we should discount the growth. But the simple fact is there are two ways to look at Android at the moment: Before Droid/After Droid. If we see the growth curve continue this stratospheric climb, we've got a friggin' movement on our hands. But we need a few more quarters under our belts first. [Comscore]