Ключевые слова: author, building, business, businesspeople, casual, city, cityscape, computer, concept, contract, corporate, designer, double, downtown, drawing, education, exposure, future, futuristic, hands, home, house, human, icon, ict, internet, iot, laptop, letter, man, memo, multi, multitasking, network, note, notebook, push, service, sideview, single, sketch, smart, society, technology, typing, urban, wallpaper, web, wireless, woman,