This is intresting
"A soldier blinded by a grenade in Iraq has described how his life has been transformed by ground-breaking technology that enables him to "see" with his tongue"
http://uk.news.yahoo.com/21/20100315/tsc-tongue-device-helps-blind-soldier-4b158bc.html
"A soldier blinded by a grenade in Iraq has described how his life has been transformed by ground-breaking technology that enables him to "see" with his tongue"
http://uk.news.yahoo.com/21/20100315/tsc-tongue-device-helps-blind-soldier-4b158bc.html