We were slow on the uptake but the technology is spreading everywhere, even your fingernails Fancy a chip attached to your fingernail to let you pay for goods in shops? Or a tattoo on your hand that lets you wave and pay when boarding a bus or train? Or giving your bank a print of your retina, so all that's needed is a scan of your eye? These are just some of the ideas being studied by Barclaycard and Visa as the contactless spending revolution continues. More immediately, the first car keys to ...
We were slow on the uptake but the technology is spreading everywhere, even your fingernails Fancy a chip attached to your fingernail to let you pay for goods in shops? Or a tattoo on your hand that lets you wave and pay when boarding a bus or train? Or giving your bank a print of your retina, so all that's needed is a scan of your eye? These are just some of the ideas being studied by Barclaycard and Visa as the contactless spending revolution continues. More immediately, the first car keys to ...
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