Cryptocurrency 2.0 is Just Stone Soup

Remember the fable of stone soup? A traveler comes to a town famous for the miserliness of its inhabitants. He tells them he has the secret of making soup from a stone. They are very excited about this money-saving possibility and gather around him as he places a stone in a vat of boiling water. He mentions that the one thing that makes stone soup even more delicious is an onion. Someone happily contributes one. And then he says perhaps if he had some carrots, and maybe a few chunks of beef. Before too long, everyone in the town has added an ingredient, he removes the stone, and they…