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Central banks ditching US
http://www.financialexpress.com/market/trump-trade-war-fallout-worlds-central-bankers-ditch-almighty-dollar-in-favour-of-euro/1112302/
Asia depleting American dollar reserves at a fast pace
https://www.bloomberg.com/news/articles/2018-03-26/fastest-depleting-dollar-reserves-in-asia-to-slump-even-further
Yuan denominated Oil futures
http://business.financialpost.com/commodities/energy/update-1-chinese-oil-futures-launch-may-threaten-primacy-of-u-s-dlr-ubs
Final blow when kingdom of Saudi Arabia drops the dollar - I predict by Q3 2019
what are your predictions ?