Windows Phone share in the three months up to October 2012 (i.e. when only Windows Phone 7 devices were available) was 3.2%.

FORBES: Should Windows Phone Drop Its US Focus To Thrive ?

Well, Origin and CUPP dropped a bit of a surprise at CES this year -- a supercharged 11.6-inch gaming laptop that runs Android 2.3.4 and Windows 7 simultaneously.

ENGADGET: Origin and CUPP wed x86 and ARM in 11-inch gaming laptop, we go hands-on (video)

Speaking of Redmond's Windows Phone ecosystem, it grew a modest 1.2 percent in Q4 to grab 3 percent of the market just behind BlackBerry, which tumbled 44.4 percent but stayed in third spot on 3.5 percent of devices.

ENGADGET

Apple could mostly be glad that it wasn't in the position of its older rivals: the BlackBerry dipped below 8 percent share, while the wait for a Windows Phone 8 turnaround may have triggered a sharp drop in Microsoft's stake to 3.2 percent.

ENGADGET: ComScore: Android's US share kept growing in October, Apple passed LG in all cellphones

While their growth rates are not as high as Windows (which is off a much smaller base) Apple and Android are expected to ship 3.8 times and 2.9 times respectively more systems.

FORBES: iPad Projected to Have Strong Growth the Next Four Years