We could tell you all about Microsoft's latest commercial pitting Cortana's abilities on the new HTC One M8 for Windows against Siri on the iPhone 5S, but we'd rather you see it for yourself.

Interested in knowing more about all the cool things Cortana can do? Check out our Cortana topic page. What features do you like the most? Is there any feature or service you'd like to see added to Cortana? Sound off in the comments below!

Source: YouTube

Thanks Kyle for sending this in!