Bar chart titled "What types of human-machine interfaces are you currently using for your smart home solutions?" All the bars are light blue except the second bar, which is dark blue. The data reads as follows: Remote devices (such as a smartphone or tablet) 89%  Multitouch and display screens 84%  Voice recognition 64%  Haptic technologies 33%  Gesture recognition 34%  Eye tracking or smart glasses 5%  Holographic interfaces 4%  Other technologies 4%