That supposes a government that is not akin to shut down electricity grid arbitrarily and randomly kill people owning material to make computers work out of the grid.
Circumventing policies of a government deemed defective can help on the short terms and narrow perspective, but it won’t fix the fundamental issue.
Currency, be it banker’s bill, digital crytowhatever, are just a marginal side apparatus here.
I’m not an Economist, and I have no idea of what Fernando de la Rua had as insight of outcomes for his decisions. What should have the government tried to stop a precipitating bank run? Would a world where everywhere would follow maraoz economical wishes be a better necessarily a better one?