Ключевые слова: alternative, background, bank, banking, bitcoin, block, blockchain, building, business, businessman, cartoon, cash, cellphone, chain, city, coin, computer, concept, crypto, cryptocurrency, cryptocurrency concept, cryptography, currency, decentralized, defi, digital, exchange, finance, financial, internet, investment, isolated, laptop, market, mining, mobile, money, network, online, payment, phone, sign, smartphone, symbol, synthetix, technology, trade, virtual, web,