Blockchains are special in that, the moment a transaction has actually been recorded and verified, it may possibly?�t be modified. The ledger only permits one-way data modification. Maddy Simpson is a highly trained facts journalist and fact-checker which has a background in monetary analytics. ?лок?ейн ?оби?? благод?йн???? б?л?? п?озо?о?, https://erniel887kdv8.wikiitemization.com/user