Ключевые слова: background, banking, bit, bitcoin, blockchain, btc, business, buy, cash, chain, closeup, computer, concept, corner, crypto, cryptocurrency, currency, digital, ebusiness, economy, electronic, exchange, figure, finance, financial, global, gold, golden, group, internet, invest, macro, market, mine, mining, mobile, monetary, money, pay, payment, pickaxe, shiny, symbol, trade, undermine, virtual, web, worker, working,