Ключевые слова: background, banking, bit, bitcoin, blue, bonbon, business, buy, candy, caramel, cash, coin, coins, commerce, crypto, cryptocurrency, cryptography, currency, digital, ebusiness, economy, electronic, exchange, finance, financial, gold, golden, hand, hands, international, internet, man, metal, mining, money, net, network, object, pay, payment, shining, shopping, sign, sweet, symbol, trade, value, virtual,