Just got an email bounce trying to write into the show. I even checked Jan's intro from Tuesdays show to make sure it hadn't changed
Your message wasn't delivered to email@example.com because the address couldn't be found, or is unable to receive mail.
The response from the remote server was:
550 5.1.1 The email account that you tried to reach does not exist. Please try double-checking the recipient's email address for typos or unnecessary spaces. Learn more at https://support.google.com/mail/?p=NoSuchUser r12-20020ac25f8c000000b004b4e475057asi377147lfe.97 - gsmtp