Earlier today it was reported that Marcus Ash, group program manager for Cortana on Windows Phone, was weighing the pros and cons of bringing Cortana to other platforms. The decision to do so is perhaps a lot more complicated than diehard Windows Phone fans would think when all factors get taken into account.
Now, a video of Ash's full response to the question of whether or not Cortana should stay on Windows Phone has been posted. In context, the question and answer is certainly a lot more complicated than one may think as there are benefits with either choice.
Full story from the WPCentral blog...