Is Big Data an Invasion of Personal Privacy, Zhihu? I am the devil.

It should be divided into industry fields. I know something about communication, which will invade privacy to some extent.

The operator's CEM system (customer experience management system) can get who the user called, sent a short message (the content of the short message can be found, but according to national regulations, it is not allowed to check this content), and when and where the user visited what webpage (the scenic spots range from tens of meters to hundreds of meters). Plus now registered in real-name registration system, do you think this is an invasion of privacy? ...