Add message that the mailing list is down

README.md

@@ -6,7 +6,7 @@ maintainer: Albert Graef <aggraef@gmail.com>
 
 maintainer: Jonathan Wilkes <jancsika@yahoo.com>
 
-[Mailing List](http://disis.music.vt.edu/cgi-bin/mailman/listinfo/l2ork-dev)
+[Mailing List](http://disis.music.vt.edu/cgi-bin/mailman/listinfo/l2ork-dev) (*2/7/18: the mailing list is currently down. The admins are working to get it back up.)
 
 * [One Paragraph Overview](#one-paragraph-overview)
 * [Flavors of Pure Data](#flavors-of-pure-data)