Now thin air can be a touchscreen. Yasuaki Monnai and his team at the University of Tokyo have created a virtual screen you can feel. Called HaptoMime, it uses reflective surfaces to create a holographic display.
"It's like touching a toy keyboard," says Monnai. "You only have to reach out your free hand onto the floating image."
"It's like touching a toy keyboard," says Monnai. "You only have to reach out your free hand onto the floating image."