Augmented reality company Metaio is developing Thermal Touch, a technology that combines infrared and visible light cameras to detect the heat signature f...
See more about this - and meet 4D Pipeline at the Augmented World Expo - May 27-29, Santa Clara, CA, USA. #AWE2014
Need idea from Metaio - they are experimenting with using an infrared camera and AR feedback to turn "any" surface into a touchscreen.
The infrared is neat as it can (sometimes) detect if a surface has been actually touched (or if the finger was just hovering over it).
The tech still looks early days but it's a nice idea which might work.