Blind patients with Second Sight’s electronic retinal implants are in danger of losing their artificial vision as the tech becomes obsolete and unsupported (IEEE Spectrum)

IEEE Spectrum:
Blind patients with Second Sight’s electronic retinal implants are in danger of losing their artificial vision as the tech becomes obsolete and unsupported  —  Second Sight left users of its retinal implants in the dark  —  Barbara Campbell was walking through a New York City subway station during rush hour …