If they are preparing for a Stateless society, then they must not think there will be a collapse. If there is a collapse, then most of them will be much poorer than they are right now. The vast majority of their "wealth" is in paper assets; these will have a value of zero if a collapse happens. Only real assets will retain value. The Bankers can't just cash-out either lest they want to actually trigger a spotaneous collapse which will net them less preserved wealth.
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