The lack of a central authority also can make cryptocurrencies safer. "It is really hack-evidence due to the fact there's no one particular central place of failure," describes David Donovan, government vp at Publicis Sapient. Εάν μπορεί ο οποιοσδήποτε να δημιουργήσει ένα μπλοκ, τι τον εμποδίζει από το να εξαπατήσει; https://actonv603qyg6.blogsumer.com/profile