there are many more economic systems and philosophies than capitalism and communism. And there is no axiomic overlap of progressive social or political views with the economic system of communism. Just because bitcoin's characteristics do not fit with communism a) does not logically infer that it's characteristics are therefore best fitting with capitalism and b) it cannot align wth a social or political progressive world view which can exist completely independent from the desire to adhere to a communistic economic system.