A geopolitical analyst working for the US government talks about digital currencies and block chain technology and this is just one quote from the article:
'the increasing use of cryptocurrencies, adding that they will likely play a role in determining who dominates the global economy, and therefore determines the monetary framework, after precipitating the next big paradigm shift, which will lead the world away from the dollar-based framework that exists today. Governments like China and Russia, which are seeking to create their own digital currencies, pose a greater threat to the long-term dominance of the dollar than they, or the US, realize.'
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the danzel