I will add my own: cryptocurrencies are useless without a legal framework, which requires a central entity with power ensuring that there is fairness, i.e. the

I will add my own: cryptocurrencies are useless without a legal framework, which requires a central entity with power ensuring that there is fairness, i.e. the government. Change my mind. P.S. Banking will also still be needed. In any case, these are social issues and Decentralized Woo Hoo is a great name for it, as decentralization does not solve any of these issues. There is value to "digital cash", but not in the capacity that all these projects claim.