I am not sure this is a bug or by design. But when I send mail with bcc to my self, the bcc copy I receive back in my inbox contains the picture of recipient and header as recrpient address. This makes me believe that the mail has been received from recrpient, there is very subtle way in form of thin arrow to identify it is bcc copy. I have following suggestion
1. Can contact picture be mine, ( I love to see my handsome face too