Ключевые слова: background, bank, banking, bitcoin, blockchain, business, buy, cash, coin, computer, concept, crypto, cryptocurrency, cryptography, currency, design, digital, ecommerce, economy, electronic, ethereum, exchange, finance, financial, gold, golden, growth, icon, internet, investment, keyboard, laptop, man, metal, modern, money, network, notebook, office, online, paper, pay, payment, shopping, sign, symbol, technology, trade, virtual, web,