Tanvas
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Finally, a haptic display that might be worthwhile
Back in 2011, tactile displays were thought to be the next big thing in mobile computing, since you can't feel anything from glass-fronted smartphones. Tanvas, a startup out of Northwestern University, is looking to change all of that with its prototype haptic display. It's a system that can theoretically bolt onto any existing touchscreen, although some of its most exciting uses may not be on a smartphone (or tablet).
