Because if you do, it’s going to hurt a lot more than it used to. Kristen may have made some poor choices, but she never intended for her life story to be paraded before the nation.
Saying, “My information is safe because no one cares about little old me” really isn’t a very good privacy policy. One effect of making sensitive information available is that people become interested in you who wouldn’t otherwise have been.
Don’t tempt the unscrupulous.