Harvard says the Chinese economy will be THREE times the size of the US economy in 30 years. No country that pays negroes and mestizos with 80 IQs to have more babies can compete with them.
The Euro is in melt-down right now, and headed for the sub-basement. The Dollar is pausing in its descent, and may not go down much more until the US has officially lost a war. The $US maintains its position as the world's reserve currency on the basis of fear, and fear alone. The US possesses both the ability to send troops and/or bombs to any country in the world, and the demonstrated willingness to do it.
When it becomes clear to the world that 150,000 of the best armed troops in the world, accompanied by artillery, tanks and a sky full of aircraft can not subdue 5,000 Afghans with AK47s, the fecal matter will hit the financial fan big time.
China will be ready.