When Will You Be Able to Replace Your Arm with a Cybernetic One? [Cyborgs]

Our Philip K. Dick-obsessed cousins apparently have their very own biogeek sage, who today tackles that most pressing of sci-fi tech questions: Where are my cybernetic implants? Short answer: They're coming, it's just that building people parts out of metal and plastic is hard! The sense of touch is tricky, and our nerves are not exactly open source. Still, there's a litany of proto-Luke Skywalker quality cyborg parts out there that are pretty good, ugly: Bionic hands, arms and retinas oh my! For an approximate shipping date on your car crushing arm, hit up io9. [io9]