I believe this was the plan all along. Africa, South America, Central America, and all of Asia will agree to trade in non-US currencies. Europe and Canada will fall in line after that happens. America will be isolated. 
 

I’ve been living in SE Asia for 26 years and no way Asia will swap the dollar for yuan , the euro is popular in Asia and excepted but not the yuan.

@prof Virtue Signaling is an addiction disease that is hard to cure. In the current "look at me" society, it makes people feel important to the groups of people they admire.

The bigger question is if one is "really as concerned as they want everyone to think they are", why are they thumbing thru audiophile message boards, to begin with? 

@malibu457 libu why can’t the U.S. start making audio tubes?

have you any idea what tooling up from scratch would cost ?

Uh, a maniac is murdering humans and your biggest issue is, "can I get tubes for my billion dollar stereo?"

You did it.  I am speechless.