I recently read about how a young Helen Keller grasped the concept of a word for the first time when she felt water running through one of her hands, while her teacher helped her sign the word “water” with the other hand. What joy it must have been for young Helen that day. Well, the blind are able to read through Braille, but they do need some aid in getting around places simply because the lack of sight has proven to be quite the inconvenience in this modern world.
Ubergizmo , Fujitsu & NICT develop indoor navigation for the blind, Fujitsu & NICT develop indoor navigation for the blind
