is there, and it's useful to know if the problem is introduced by a
front end.
+## Understanding the structure of a problematic message
+
+The script
+[print-mime-structure](https://git.spwhitton.name/mailscripts/plain/email-print-mime-structure)
+prints out the mime structure of an email message as a (text)
+tree. This is usually safe to share and can help people understand
+your problem.
+
## Troubleshooting the Emacs interface
It's very easy for Emacs packages to interfere with each other. For