?ок?а??й?е ?во? знанн? й о??им?й?е о??анн? ?н?о?ма??? A blockchain is usually a distributed community ledger ??or on the web digital databases ??which contains a report of the many transactions over a platform. To promote copyright, initial develop an account and purchase or deposit copyright cash you wish to promote. https://dickf443asi4.wikihearsay.com/user