I'm not going to argue over principles, as that's not law, and I largely agree with them.
However:
> They have access to things like cellphone metadata, which to a normal human being is a very clear violation of privacy.
In the U.S., when you study 4th Amendment law in Criminal Procedure, you learn there is a "third party doctrine" that says that if you voluntarily provide a third party with information--even information you consider private-it's the third party's property and you can no longer object to it being sought by the Government. There's a good overview of this on Wikipedia: https://en.wikipedia.org/wiki/Third-party_doctrine
The Supreme Court declined to extend the third-party doctrine to tracking one's location via cell-phone metadata in Carpenter v. U.S., 585 U.S. 296 (2018), so it's not absolute.
However:
> They have access to things like cellphone metadata, which to a normal human being is a very clear violation of privacy.
In the U.S., when you study 4th Amendment law in Criminal Procedure, you learn there is a "third party doctrine" that says that if you voluntarily provide a third party with information--even information you consider private-it's the third party's property and you can no longer object to it being sought by the Government. There's a good overview of this on Wikipedia: https://en.wikipedia.org/wiki/Third-party_doctrine
The Supreme Court declined to extend the third-party doctrine to tracking one's location via cell-phone metadata in Carpenter v. U.S., 585 U.S. 296 (2018), so it's not absolute.