For a while they were sending emails about my account that I was actually unable to unsubscribe from[1]. I knew it was illegal at the time, and when I finally noticed an unsubscribe button it was because the FTC finally intervened[2].

https://www.reddit.com/r/assholedesign/comments/udy8rz/exper...

https://www.ftc.gov/news-events/news/press-releases/2023/08/...