Steve Jobs said touch screens would work “like magic” and revolutionize how we control computing devices. He was right, but a small start-up in San Francisco is taking that idea to the next level dimension. Leap Motion 3D Sensor ($70) is an iPod-sized USB device that creates an eight cubic foot 3D motion field to control and interact with your computer. We’ve seen the progression of motion sensors move from the remote-requiring Nintendo Wii to hands-free smart TVs.  Read More blog comments powered by Disqus