Robots are interesting because they exist as a real technology that you can really study – you can get a degree in robotics – and they also have all this pop-culture real estate that they take up in people's minds.
I suppose that every time there is difficulty. I remember about Space Mountain: It took us ten years before we found the technology that would allow such a ride. And during these ten years I had a model that I kept waiting for the technology we needed.
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These days the technology can solve our problems and then some. Solutions may not only erase physical or mental deficits but leave patients better off than "able-bodied" folks. The person who has a disability today may have a superability tomorrow.
