robotic hand. the cool thing is there's a feedback system on it, the user has a sense of touch on what they're grasping. if they're picking up an egg with this, they know how hard they're grasping. >> are you starting to hear from people that might benefit from something like this? >> yes, definitely. every day, the main application is definitely prosthetics. one of the big words you said was affordable. i was able to make the whole system material wise this whole complete robotic arm up to the shoulder where this whole brain of controls system for about $400. i bet most of the phones out there cost more than that so i'm definitely trying to give them as much functionality and for the lowest price point as possible. >> before i let you get out of here, as i nementioned, for lac of a better description you're at nasa camp and you've been working with a robonaut project i understand this summer. in the simplest of terms because