I had assumed that after sending, they could view the 'sent' tab and see the address, opening up your username and your actual email. It seems this isn't the ca

I had assumed that after sending, they could view the 'sent' tab and see the address, opening up your username and your actual email. It seems this isn't the case, but that doesn't make it any less troubling. How does this help anyone other than people that didn't have the email already?