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After early 'proof-of-concept' transactions, the first major users of bitcoin were black markets, such as Silk Road. During its 30 months of existence, beginning in February 2011, Silk Road exclusively accepted bitcoins as payment, transacting 9.9 million in bitcoins, worth about $214 million.:222ethereum bitcoin wifi tether шифрование bitcoin биткоин bitcoin bitcoin фарм bitcoin free проект ethereum bitcoin transactions регистрация bitcoin bitcoin generate добыча monero reklama bitcoin ethereum 1070 erc20 ethereum bitcoin conveyor

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