Computer implants on human body

"Technological advances will one day allow computers to be implanted in the human body and could help the blind to see and the deaf hear",says microsoft chairman Bill gates.The fantacy is comming closer to reality as computers learn to interact with human charactristics such as voices touch and even smell.
Cochlear implants and other medical implants are already being used to treat hearing problems and some conditions that cause constant pain.Cochlear implants, will employ digital pulses that the brain interprets as sound, help profoundly deaf people hear.Advances are also being made on implants that can help fix eyesight problems.