Keysnsamples
Stuff n Thangs
Retired
As far as its availability on other platforms is concerned, Talderon said it will make its way to Xbox One and Windows, but there's no word about the availability. He claims Cortana will be available for Windows 8.1 or higher, which coincides with recent rumors of Cortana being a part of Windows 9. He also claims he's testing Cortana on his Xbox One while playing Halo.
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Pretty neat!