Blockchain: A Better Way to Track Pork Chops, Bonds, Bad Peanut Butter? (NYT)

The blockchain — the buzzy, bewildering technology behind cryptocurrencies like Bitcoin — is starting to be applied to real-world problems like tracking pork chops, shipping containers and footwear with a speed and security not currently possible. The IBM-Walmart partnership is one of the biggest practical tests to date.

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