This is awesome! I have always had an interest in this stuff. I recently saw a presentation at CHI'17 where they used a device that applies temperature changes

This is awesome! I have always had an interest in this stuff. I recently saw a presentation at CHI'17 where they used a device that applies temperature changes to the skin to help people navigate [1]. [1] http://dl.acm.org/citation.cfm?id=3025965 http://dl.acm.org/citation.cfm?id=3025965