Combined with something like Tactus [1] and the environment can be represented in a tactile 3d map [2]. [1] http://techcrunch.com/2014/01/10/new-tactus-case-co

Combined with something like Tactus [1] and the environment can be represented in a tactile 3d map [2]. [1] http://techcrunch.com/2014/01/10/new-tactus-case-concept-brings-a-disappearing-keyboard-to-the-ipad/ http://techcrunch.com/2014/01/10/new-tactus-case-concept-bri... [2] http://www.solidterrainmodeling.com/ http://www.solidterrainmodeling.com/