Is there a way a cryptocurreny could help redistribute wealth? By adding some constraint on how they must be traded. This is obiously impossible, but for instance - suppose you have a country with a million citizens where a single citizen has 50% of the wealth in currency. The rest of the population create a new currency, setting each citizens amount of coins equal to his actual total wealth in common currency, and then the set of all citizens just refuses to accept the old currency as payment for anything. The guy's pile of currency is worth nothing now, the value being redistributed to the new currency. Of course these guys usually hold most of their wealth in stocks, real estate and etc.. but , ignoring this