For the last year or so, one of the questions I've been asked again and again has been: "Can I use the new Office user interface in my own product?"

On one hand, it's an immensely satisfying question to hear, because it means that others in the industry believe in the value of what we've built and see how the sound UI research we've done can benefit their own products. Creating the new user interface has been our team's passion for the last three years, and we love sharing the fruits of this hard work.

On the other hand, the new Office user interface was a huge investment by