Watch This Touchscreen Transform Into a Physical Keyboard

For tablet- and smartphone-owners who love their touchscreens but occasionally yearn for the tactile feel of a physical keyboard, Fremont, Calif.-based company Tactus has unveiled new technology that unites both features on gadget.

It has developed a tactile user interface for touchscreen devices: transparent physical buttons that emerge from a tablet or smartphone's surface on demand. To see the technology in action, watch the video above.

"With the buttons enabled, users can push and type or rest their fingers as they would with any physical button or keyboard," Tactus explains on its website. "When the buttons are disabled, they recede into the screen, becoming invisible and leavi…
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