Moral compass or not, that is the current state of the law. Sending an email to a second party and then expecting them not to do whatever they want with it is

Moral compass or not, that is the current state of the law. Sending an email to a second party and then expecting them not to do whatever they want with it is as naive as hanging a billboard and expecting nobody to look at it when I don't want them to. The world doesn't just give you privacy. If you want any, you have to work at least a little bit for it.