I found this in "Wired Insider". A Leap Motion device that translates gestures from hands and fingers into fine controls in a computer.
And Rolf Grob's Portfolio Composer comes to my mind. With the intuitive, easy to manipulate front-end on smart devices. With Leap Motion it might be possible to go even beyond when explaining complex financial concepts to non experts - explorative, constructive learning by manipulating ...
Sorry, mouse, you know where the doors is ...
We will be pleased to solve the complex mathematical problems that describe the portfolio dynamics when manipulated.