It is through a special designed computer triggered by small eye and head movements, that allowed a paralyzed Tony Nicklinsons tweet the world for the first time.
Tony is paralyzed with locked-in syndrome and it has no cure. Locked in syndrome is a condition in which a patient is awake but cannot move or communicate verbally due to complete paralysis of nearly all voluntary muscles except the eye.
Check out the video below and witness the importance of technology.
http://www.youtube.com/v/L_lgvBgfnzM