In a simulated recall using #blockchain, @Walmart traced the origin of a bag of sliced mangoes in 2.2 seconds. Other systems took over 6 days: http://bitly.com/2E8zilH via @WSJ
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And this helps food shoppers how?
Food quality issues can be traced back through the supply chain almost instantly, helping to quickly identify specific batches of product for recall and flagging potential supply chain concerns that may need to be addressed.
