Before paper ledgers and digital signals, gold, silver, and their counterparts held the helm. The Incas called it the “tears of the sun,” and for thousands of years, it moved across oceans and empires, stored in vaults, buried in tombs, and lost to the deep. Many a wreck still clings to its cargo. And though some today dismiss it as a “shiny rock,” history suggests otherwise. Gold remains—not as myth, but as measure.