Blockchain A Blockchain is actually a distributed ledger, a shared databases of data that may be chained collectively through cryptographic tactics. "Distributed" implies that it's saved on numerous desktops rather than on a centralized server, as is usual of knowledge storage. Cải tiến này nhằm mục đích giảm chi phí https://ethbase.net/bitcoin-balks-at-the-summit-ethereum-continues-its-ascent