Talking on video, Microsoft's Marcus Ash explains how the Cortana team was so blown away by the international response to the digital assistant that they're now rethinking their global roll-out plans.
Is Windows Phone about to go big?
Digital Storm Vanquish II gaming PC
Which Android handsets would you like to see as Windows Phones?
Microsoft's intelligent digital assistant, 'Cortana', will reportedly launch with Windows Phone 8.1 in early 2014 - if you live in the United States. If you don't, you could be waiting a while.
With all the Google Nows and Apple Siris out there you may have wondered what Microsoft's response is in this digital assistant landscape. Well, wonder no more as Bing is Microsoft's secret weapon.
An Apple advertisement in The Economist makes Siri look a bit dim-witted, as the digital assistant serves up the wrong answer to a user enquiry about poison oak.
Apple are pushing additional changes to their voice assistant Siri in order to remove some exploits allowing Siri to be used for sexual or generally tasteless messages.