?ок?а??й?е ?во? знанн? й о??им?й?е о??анн? ?н?о?ма??? A blockchain is really a distributed public ledger ??or online electronic databases ??that contains a record of all the transactions with a System. To sell copyright, to start with make an account and buy or deposit copyright money you want to offer. https://andrepjapf.canariblogs.com/little-known-facts-about-copyright-45180294