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Market Cap: $2.41T 0.75% 24h Vol: $74.03B 4.13% BTC Dom: 55.64% 0.04%
Coins: 55,961 Exchanges: 2,097 Wallets: 272 Companies: 484

Mary Ann Callahan

As an expert on Bitcoin-related topics, I've found myself as a Journalist at Cex.io - cryptocurrency exchange. I'm working on articles related to blockchain security, bitcoin purchase guides or bitcoin regulations in different countries.
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