alt Hacker NewsThat's actually illegal in EU without consent. In this particular case, there's also specific ban on identifying the user with the cameras that the system may use. It's in the text, as a result we may hear from the tech companies how EU regulations are making it hard to do business even.
It’s illegal which is why when a government does it they either classify it or farm it out to an ally. Have you read any of what Snowden leaked?