Ключевые слова: 2020, anonymous, background, bank, banner, bit, bitcoin, black, block, btc, business, buttons, cards, cash, chain, charts, coin, computer, crypto, cryptography, currency, cyberspace, digital, dollar, electronic, exchange, finance, financial, global, gold, grip, growth, hard, hold, ico, internet, market, mining, money, network, numbers, pay, payment, people, retention, symbol, trade, virtual,