Ключевые слова: background, bank, banking, bit, bitcoin, btc, business, businessman, card, cash, checkout, coin, commerce, computer, concept, credit, cryptocurrency, cryptography, currency, debit, digital, dollar, economy, electronic, exchange, female, finance, financial, future, gold, golden, hand, international, internet, investment, market, metal, mining, money, network, online, pay, payment, sales, shopping, sign, tablet, technology, trade, virtual,