Web technologies created immense practical usage value right from the start. The fact that cryptocurrencies will do the same is very, very debatable. For now, t

Web technologies created immense practical usage value right from the start. The fact that cryptocurrencies will do the same is very, very debatable. For now, the only valuable use case I know of is for illegal activities (ransomware, tax evasion, buying illegal stuff). Which is a sizeable market, but not one which is going to see mass adoption.