Ключевые слова: abstract, background, backlight, bank, banking, bit, bitcoin, bokeh, bokeh lights, bright, btc, business, cash, close up, closeup, coin, concept, conceptual, copy space, crypto, crypto currency, cryptocurrency, cryptography, currency, dark, digital, economy, exchange, finance, financial, future, gold, growth, internet, invest, investment, light, macro, market, metal, money, online, payment, professional, reflection, sign, silver, symbol, technology, trade, transaction, value, virtual,