Then the recipient would have to first agree that storing the ino about this 'message being confidential' on a 3rd party website was accpetable - you would have

Then the recipient would have to first agree that storing the ino about this 'message being confidential' on a 3rd party website was accpetable - you would have to have click through EULAs on each email and make them different depending on the jurisdiction of the recipient.