Ключевые слова: abstract, background, bank, banking, barrel, bit, bitcoin, black, business, cash, chart, concept, crypto, cryptography, currency, data, diagram, digital, dollar, economy, electronic, energy, exchange, finance, financial, fuel, gallon, gasoline, global, gold, graph, growth, industrial, internet, investment, market, money, oil, payment, petrol, petroleum, power, price, profit, stock, success, technology, trade, virtual, wealth,