I think you're right about this, we're witnessing how "fiat" in it's true sense actually works, by an act of shared will.
I disagree that it has no value. Major JP Lowery has made what I believe to be a unique and convincing use-case for bitcoin when applied to national security architecture.
His book "Softwar", available on Amazon and for free at Archive (I think) goes into detail. Or just listen to his interview with Robert Breedlove.