The pros and cons of cryptocurrencies for international payments continue to change over time. So, the news today that American Express has opened up a to what he calls a “ pure” blockchain that doesn't require a cryptocurrency. The number and market value of Bitcoin-like digital “cryptocurrencies” has exploded in recent years, with some experts attributing the growth at least as much to speculative currency trading as to their use in payment services. Cryptocurrencies’ Promise for B2B Payments Services.
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