Ive pondered this myself. I think a return to a hard money standard will be necessary. This will become too obvious to ignore. I think a gold standard vs bitcoin standard will be debated with bitcoin ultimately winning out. gold is far to cumbersome for our current society.
Discussion
Some may use it as the "safehaven"
https://unherd.com/thepost/china-undermines-us-dollar-hegemony-with-gold-purchases/