. >> while ekso has pushed the boundaries of what is possible, the robot still has its limitations. right now it can only be used in a rehabilitative setting with a trained physical therapist. >> are you ready? >> i'm ready, yep. >> then there's the price tag. from $110,000 to $140,000. ekso bionics hopes the fda will approve it for home use which will increase demand and decrease price. >> there's nothing about this device that should make it more expensive than a high-end motorcycle. we just have to get to those kind of quantities in production, and we can drive the cost down substantially. then we can make it more accessible. >> give me a hug. get a little closer. there. i don't get enough of these heart-to-heart hugs. >> if you need another hug, i'm your man. >> all right. all right. thank you. >> that was incredible. i mean, what a feat of engineering. those were basically stand-alone robots that a person hops into, right? >> when they're sitting on their own, they look like a little person sitting there. it's kind of weird. >> can you drive them and headache them -- make them