Ключевые слова: background, bank, banking, bit, blockchain, business, businessman, buy, cash, coin, commerce, concept, crypto, cryptocurrency, cryptography, currency, digital, economy, electronic, eth, ether, ethereum, exchange, finance, financial, future, hand, icon, international, internet, investment, man, market, money, net, network, pay, payment, person, rate, regulation, sign, symbol, technology, trade, trader, virtual, web, worldwide,