Gogl: I think opten is important for sharing information back. In general, opening an email should not reveal anything to anybody. The person who sent it to you doesn't get a text back saying, you open te letter. It's justian soto er. And i think on the personal identifying information,. like people might argue, well, there's analytics and self assurance analytics. No one knew wh it was being tracked - superhuman got a lot of heat for that....