On October 23, Doppler Labs founder Noah Kraft got a Facebook notification. One of those "On This Day" pop-ups, resurfacing a post from exactly two years ago, when Kraft had appeared on CNBC to make the case for his company. "We want to put a computer, speaker, and mic in everyone's ear," Kraft said during the interview. "We have very lofty visions of the future, everything from real-time translation to personal assistants." The memory stung.
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