Ключевые слова: analysis, app, application, background, banking, business, cellphone, chart, check, commerce, communication, currency, device, digital, displayed, economic, economy, editorial, electronic, exchange, finance, financial, gadget, graph, growth, holding, illustrative, information, internet, investing, market, menu, mobile, money, network, online, phone, sale, screen, sign, smart, smartphone, stack, technology, telecommunication, trade, usa, web,