Still Good Across The Pond

So, I sent an email to a guy in the UK, and evidently, that email address is no longer valid. Their automated response system sent back an email which said, in part:

This is the Postfix program at host [xxx].[xxx].ed.ac.uk.

I'm sorry to have to inform you that your message could not be be delivered to one or more recipients. It's attached below.

For further assistance, please send mail to <postmaster>

If you do so, please include this problem report. You can delete your own text from the attached returned message.

The Postfix program

Sheesh, even their computers are more polite.