Ключевые слова: bank, banking, bitcoin, buy, cash, currency, deal, documentation, ecommerce, economics, economy, electronic, ethereum, exchange, excitement, finance, financial, freedom, future, gold, golden, grayscale, internet, investing, investment, market, mining, money, network, notebook, pay, payment, physical, purchase, rays, ripple, sales, security, sell, shopping, three, trade, virtual, win,