I used to think it was a huge challenge and an impossible task, but with what Trump is doing and what America is facing. I believe that de-dollarization is happening faster than ever.
I bet he knows that, He also knows that going on as before it'll be inevitable. He only speeds up the process.
The advantage of the US$ is due to the not so thought through way the fees developed in Bitcoin, the spread in 10 of thousand alternative cryptos.