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??дк?ий?е дл? ?ебе ?а о??имай?е до???п до зап??к? нови? ?окен?вBlockchains are exclusive in that, as soon as a transaction has long been recorded and verified, it may possibly?�t be transformed. The ledger only permits one particular-way data modification.То?г?й?е е?ек?ивн??е, вико?и??ов???и