Cryptocurrencies use Blockchain and also a decentralized ledger, which means that no single unique or supervisory authority controls the actions while in the network. It can be pure decentralization, at its most wonderful! One of several well known mentions between genuine implementations of CBDC refers to E-krona initiative in Sweden. http://digital-currencies54219.get-blogging.com/9673141/5-tips-about-مرجع-you-can-use-today