One of the things that was a big selling point of cryptocurrency was that it was supported by blockchain technology which supposedly meant that all the transactions were transparent and publicly available. I had thought that this would mean that frauds would be difficult to pull off since there is supposed to be a digital trail of all transactions that can be checked by anyone. That shows just how much I know and why I should never go anywhere near these things because as John Cassidy writes, recently there have been a spate of scams involving cryptocurrencies.
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