Data can be replicated infinitely, for zero cost, with no notice to it's creator. The only effective way to protect data against universal distribution is to keep it on your machine (and keep that machine secure).
With Gmail, big G has everything. More relevant to the grandparent, the recipients of your mail have everything you send them. They can forward it anywhere and there's nothing you can do about it.
With Gmail, big G has everything. More relevant to the grandparent, the recipients of your mail have everything you send them. They can forward it anywhere and there's nothing you can do about it.