PRAC­TI­CAL MAGIC

Newsweek - - Technology -

At left: Con­tain­ers sent via ship could be eas­ier to track on a blockchain, and pay­ments could be ex­e­cuted more quickly. Be­low: IBM’S Food Trust is an ef­fort to use blockchain to quickly and ac­cu­rately lo­cate sources of food con­tam­i­na­tion.

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