Industrial designer Stephen Reon Francisco has come up with a conceptual device called the Jackcard, which aims to take all the cards you use in daily life and drop them onto one device.
The Jackcard would be able to function as everything from a debit card to a passport, and would also be able to identify people using facial and voice recognition along with fingerprints.
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The Jackcard is meant to cut down on plastic waste and make life more convenient. Can you think of any other ways to achieve this?