Imagine if, in addition to all the things your smartphone does now, it could also act as your keys to the real world.
Instead of fumbling through a wallet for your credit cards, coupons, gift certificates, plane tickets, membership cards and receipts, you could simply tap your phone to a terminal. All the necessary information would load automatically, and then you’d simply confirm your identity with a thumbprint or PIN.
The Digital Wallet Is Starting to Take Shape | Techland | TIME.com
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