Ultrasound: Can Chirp Usurp UI?
BARCELONA — Now that motion (Nintendo Wii), touch (Apple iPhone) and voice (Amazon’s Alexa) are old hat, “touchless” looms large and lucrative as the next user interface (UI) of choice for consumer devices. Or so attendees at this year’s Mobile World Congress (MWC) are being told. “Major consumer electronics breakthroughs have always been triggered by…
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