?лок?ейн ?оби?? благод?йн???? б?л?? п?озо?о?, е?ек?ивно? ? в?д??еж?вано? All transactions are recorded online inside a digital database called a blockchain that uses powerful one-way encryption to ensure stability and evidence of possession. copyright exchanges are electronic marketplaces that allow buyers to order and provide cryptocurrencies like Bitcoin, Ethereum, and https://silasy221vph3.blogmazing.com/profile