I’ve run my own mail server since, well, the UUCP days. I used to host a lot of mailiing lists so over the past 20+ years I’ve run Sendmail, Exim, Qmail and Postfix. They’re all different but they share one thing in common: unless running mail servers is your hobby, they’re not fire-and-forget applications, especially in the high-spam, high-malware, post-Snowden environment today.  Maintaining a mail server is a chore. You walk a fine line between being buried in UCE and