
Before the age of tech billionaires, industrial tycoons built fortunes of a scale the world had never seen. One man is widely recognised as the first to officially cross the ten-figure mark.
Anoniem stemmen is mogelijk. Registreer voor een profiel en score.
What was the name of the digital cash system created by David Chaum in 1989, often considered the first attempt at electronic money?
π³ 29 votes