cointelegraph.com
https://de.cointelegraph.com/news/today-in-bitcoin-history-13-year-anniversary-of-transaction-between-satoshi-and-hal-finney
Bitcoin (BTC), Blockchain / Distributed-Ledger-Technologie (DLT), El Salvador, gesetzliches Zahlungsmittel, Historie, Mining, Satoshi Nakamoto, Technik, Testphase, Zahlungsmittel