Industry rules are broken, not cryptocurrencies
When the Venetian merchant Marco Polo travelled the Silk Road in the thirteenth century, he encountered not only unfamiliar peoples, but also new (to him) forms of finance. In China, he was shocked to learn that Kublai Khan had introduced paper money. It was lighter, easier to transfer and store, and more valuable than the metal coins packed in his purse. After returning to Venice, Marco Polo...