Physically Impossible Counterfeit Money
Stephen Wiesner 1969: "what if money physically impossible to counterfeit" Most people still think money is protected by laws and signatures. Wrong. He proposed banknotes made of 20 qubits - measure wrong basis and you destroy the money itself. Counterfeit probability: (3/4)^20 = 0.00317. Nature as final boss. We're building his fever dream now with trapped ions lasting 1+ hour coherence. Money enforced by uncertainty principle itself. Timeline convergence loading...
Published September 30, 2025