Ok, so maybe blockchain isn't ready yet to become the biggest new technology since the internet.

But the distributed ledger technology clearly made strides in 2018, when it was embraced by companies from Walmart to shipping bigwig Maersk to top tech venders like IBM, SAP, Oracle and Microsoft who see potential in blockchain-as-a-service. (Walmart's vice president in charge of food safety, Frank Yiannas, compared his embrace of blockchain to a "religious conversion.")

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