Ключевые слова: america, american, blue, business, buttons, caucasian, choice, choosing, communication, computer, concept, digital, finger, flag, future, hand, hd, hdtv, interface, internet, language, male, man, media, metaphor, michigan, monitor, multimedia, push, reality, screen, search, select, sequence, show, slide, specify, state, success, successful, technology, touch, touchscreen, united states, usa, virtual,