And it's not only your data, that makes it much worse.

"You are the product" is a good catchphrase to make people understand. But actually when you search or interact with LLMs, you provide not only primary data about yourself but also about other people by searching for them in connection with specific search terms, by using these services from your friend's house which connects you to their IP-Address, by uploading photos of other people etc.

"You are the product and you come with batteries (your friends)."