Submission + - Sight for the blind.
Manifold Space Traveler writes: "The primary problem with this technology is that the neural pathways are set at an early age and the mind is not like a hard disk, you cannot simply erase a lifetime of experience and then reinstall linux. Existing research seems to indicate that late acquired sight adversely affects the mind so much, that it leads to depression and in some cases suicide. This technology is several years old and is not "news" at all."