If you are newly upgraded to WP8.1 and are lucky (or smart) enough to get access to Cortana, Microsoft has just posted a new 3 minute instructional video on the using the digital assistant for work and leisure.
The service is a massive leap in voice recognition over Windows Phone 8, seemingly being able to disambiguate instructions even in noisy environments. So far the most useful feature appears to be the ability to very easily and intelligently set reminders, but as we have seen, Cortana is also pretty good at football scores.
What use have our readers found for Cortana? Let us know below.