moira <-> Mailman sync, direct Moira integration in Mailman, or
something in between or different.
* MIT runs Mailman 2, but Mailman 3
- [has been released](http://mail.python.org/pipermail/mailman-announce/2009-January/000126.html)
+ [has been released](https://mail.python.org/pipermail/mailman-announce/2009-January/000126.html)
as alpha and may be worth investigating. The author is explicitly
open to major changes for mailman 3, so we could push some of our work upstream.