Ключевые слова: background, bank, banking, bit, bitcoin, blockchain, brick, btc, business, buy, cash, coin, commerce, concept, conceptual, crypto, cryptocurrency, cryptography, currency, digital, ebusiness, ecommerce, economy, electronic, exchange, explosive, finance, financial, internet, investment, market, metal, miner, mining, monetary, money, net, network, pay, payment, render, sign, symbol, trade, virtual, wall, web,