The Day the Conquistadors Traded Glass Beads for Rusty Copper — And Both Sides Thought They Won
When Spanish conquistadors swapped cheap beads for gleaming ‘gold’ axes, they thought they’d pulled off a heist. But the joke was on them: the axes were copper, carefully alloyed and surfaced to look like gold. This wasn’t a simple scam — it was a masterclass in weaponizing cognitive bias. The indigenous people understood that greed blinds reason. Both sides walked away thinking they’d won. The question is: who’s holding the glass beads today?