Are blockchains optimistic or pessimistic technologies?

There are some contradictions in the ethos of cryptocurrencies. Some parts are overly pessimistic, beating the drum of an impending doomsday event. We complain about the current financial and monetary system, how the access is not fair, nor transparent. How it seems inefficient or efficient for rent seeking from all those intermediaries. The rich get richer and the poor get poorer.(Percy Bysshe Shelley) We see the lack of privacy with surveillance crippling through internet to sell ads when it is not to control and censor you....

 · JYZ