Youtor
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=S7dWigI7Soc
From Apple iPhones to New York City subway turnstiles, tap-to-pay use in everyday American life is growing, thanks in part to its security and ease of use. But tap-to-pay and its small near field communication antennas are more complicated than they look. • WSJ takes you inside one of Square’s card readers to break down the tech that works in seconds to power contactless payments. • 0:00 How are contactless payments made possible? • 0:37 How near field communication antennas work to create tap-to-pay tech • 4:29 The history of tap-to-pay technology • 5:48 How contactless payments are expanding into more parts of everyday life • Tech Behind • 'The Tech Behind' explores the amazing engineering, computing, science and algorithms that power our favorite tech. • #TapToPay #Tech #WSJ
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