"On 15 August 1971, the United States unilaterally terminated convertibility of the US dollar to gold, effectively bringing the Bretton Woods system to an end and rendering the dollar a fiat currency."
Comment:
200D Moving Average will be crossed approximately on the 15th of August, exactly 50 years from when the Bretton-Woods Agreement was ended in the US. 200 days previous to the 15th -- to the exact day -- was a bitcoin bottom, inspiring this fractal pattern.