Ключевые слова: advanced, african, african american, american, banking, buttons, checkout, client, communication, community, computer, connect, connection, connectivity, currency, cut out, cyberspace, device, display, horizontal, icon, laptop, low, mobile, mobile phone, network, networking, no people, online, phone, pointing, power, rainbow, screen, searching, setting, signal, signs, smart, smartphone, step, strength, symbol, technology, time, up, wifi, wireless,