Ключевые слова: bank, banking, bit, bitcoin, blockchain, business, cash, coin, commerce, community, crypto, cryptocurrency, cryptography, currency, decentralized, digital currency, ebusiness, economy, electronic, exchange, financial, gold, golden, international, internet, market, mining, modern, money, object, pay, payment, physical, protocol, real, shining, side, sign, silver, symbol, trade, two, value, virtual,