Ключевые слова: app, application, bar, blank, business, businessman, change, communication, concept, cyberspace, datum, development, device, digital, display, download, finger, hand, icon, improvement, information, install, internet, loading, man, message, mobile, mobile phone, network, online, person, phone, program, progress, screen, smart, smartphone, software, symbol, system, technology, touch, update, upgrade, using, virtual, web, website, wireless,