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A daily newsletter charting the future: From technology to the scientific breakthroughs changing our lives.

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A Ring That Could Unlock Everything In Your Electronic Future

The Token ring is a biometric ring that lets you unlock doors, start cars, pay for groceries and even sign into your computer. It’s meant to replace credit cards, passwords and keys and hold the user’s digital identity in a single device. It should be available for purchase by Spring 2018.

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