Bitcoin has proven relatively popular in 2019, but investment in the blockchain technology that underpins it hasn’t exactly slowed — in fact, the latest forecast predicts an increase of 80 percent over last year’s spending. In total, the International Data Corporation (IDC) estimates worldwide “blockchain spending” in 2019 will reach a head-scratching $2.7 billion. The IDC also expects the compound annual growth rate (CAGR) in blockchain investment between 2018 and 2023 to reach 60.2 percent. “Spending on blockchain solutions in the United States will be nearly $1.1 billion in 2019, making it the largest geographic market, followed by Western Europe ($661…

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