Here's the completed summary with the words provided:
While it is true that CCTV cameras help the police to reduce crime, at the same time criminals still operate in areas where they exist. This puts the whole issue of safety into question. Governments say that it improves public safety, whereas human rights groups argue that it invades our privacy by making everybody feel surveillance. There are even those who see it as the first step towards a police state. Whatever your view, it is clear that all new technology has its advantages and disadvantages, but there is always someone who will misuse the information on the screen.