Wall Street Finds Blockchain Hard to Tame After Early Euphoria

Companies, including banks, large retailers, and technology vendors, are investing billions of dollars to find uses for blockchain, a digital ledger used by cryptocurrencies like bitcoin. Just last month, Facebook Inc. revealed plans for a virtual currency and a blockchain-based payment system.

But a review of 33 projects involving large companies announced over the past four years and interviews with more than a dozen executives involved with them show the technology has yet to deliver on its promise.

From Reuters
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