The Definitive Guide to copyright

??????????? ??? ????? ??? ?? ????? ???, ? ?????, ? ???????, ? ???? ??? ? ??????? ????????? ?? ?????????. ?????? ?? ????? "???? ?? ?????? ????? ????????? ???? ??????".It is actually "an open up, distributed ledger that can history transactions concerning two parties efficiently As well as in a verifiable and lasting way".[sixty three] To be used lik

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