WHAT DOES COPYRIGHT MEAN?

??дк?ий?е дл? ?ебе новий ??вен? ?андом? й ?озблок?й?е необмежен? можливо??? дл? ?ана??вBlockchains are special in that, as soon as a transaction has long been recorded and verified, it may?�t be adjusted. The ledger only allows for a person-way data modification.All network transaction costs,