> So in your view, there is no expectation of privacy in anything typed into the Internet.

This is a good point because chat gpt is The Internet and any order pertaining to a specific website applies to every website. Similarly if the police get a warrant to search a house it applies to every house on the earth

Also not deleting user-submitted content is the same thing as mass surveillance. For example this website doesn’t allow you to delete comments after a certain period, so Hacker News is a surveillance apparatus