If you’re confused by all the ways that NFC (Near Field Communication) chips are going to enable mobile transactions, here’s a technology whose implementation even your dog can understand. Zoosh, developed by Silicon Valley start-up Naratte , uses sound at the ultrasonic level that dogs, dolphins and frogs can hear to complete transactions. Its software can make any device with MP3 playback, a speaker and microphone capable of making and receiving payments. Read more
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