Ключевые слова: background, big, brother, camera, cctv, circuit, city, closeup, computer, control, digital, electrical, equipment, eye, globe, guard, home, illustration, industry, instrument, isolated, lens, life, light, looking, optical, outdoors, privacy, private, property, protection, red, render, safety, secrecy, security, sign, sky, surveillance, symbol, system, technology, television, urban, video, view, wall, watching, white,