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Blockchain guarantees your data's authenticity—not just its accuracy, but also its irreversibility. It can also be used to store data that are difficult to register, like legal contracts, state identifications, or a company's product inventory.
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Not the day you're after? Here's the solution to yesterday's Strands.
Historically, tactile sensing always seemed like a technology that was 10 years away, Lepora says. But he thinks the billions of dollars being invested in humanoid robots is making a difference.
[사설]2년 만에 꺾인 강남·용산 집값… 아직 갈 길 멀다