Ключевые слова: 3d, afraid, alarm, alert, anxiety, anxious, attention, businessman, cam, camera, circuit, control, danger, electrical, electronic, fear, fearful, frightened, guard, man, monitor, monitoring, nervous, observation, observe, panic, panicked, privacy, private, problem, protect, rendering, safety, scan, secrecy, secure, security, software, spy, surveillance, system, technical, technology, trouble, troubled, uncertainty, video, warning, worried, worry,