Still more efficient than the alternatives. USD is controlled by an entity which spends $680 billion / year along with countless lives and 270k barrels of oil

Still more efficient than the alternatives. USD is controlled by an entity which spends $680 billion / year along with countless lives and 270k barrels of oil a day in order to defend it. Gold dug out of the ground, then put in high tech vaults which must be similarly actively defended.