Interacting with flat touchscreens through swiping and tapping has become a normal part of using smartphones or tablet devices. However, it still cannot compare to the convenience and ease of typing on a physical keyboard or playing games with a tangible controller. To address this, Craig Shultz and Chris Harrison from Carnegie Mellon University's Future Interfaces Group (FIG) … [Read more...] about New tech allows liquid-filled pop-up buttons on OLED for better tactile feel