Ключевые слова: abstract, access, authorization, binary, black, brainstorm, building, buildings, city, cityscape, concept, digital, display, double, downtown, education, exposure, finance, finger, fingerprint, global, identification, identity, innovation, learn, lock, macro, metropolitan, network, new, press, print, protection, safety, scanner, school, security, service, skyline, skyscraper, skyscrapers, studying, success, symbol, technology, touch, verification, wallpaper, write, york,