Not necessarily. The recipient systems could automatically access the URL to check for updates - ie no human in the loop. At a minimum it would notify that a system related to the recipient has checked in, but there is no evidence that a human was behind it.
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I used to think something along Internet Mail 2000 was good. But it notifies the sender that you read it. I don't like that.
Not necessarily. The recipient systems could automatically access the URL to check for updates - ie no human in the loop. At a minimum it would notify that a system related to the recipient has checked in, but there is no evidence that a human was behind it.