- ## otherwise, if the original email was addressed to a particular
- ## address via an envelope-to or whatever, try and use that one.
+ ## otherwise, if the original email had an envelope-to header, try and use
+ ## it, and look up the corresponding name form the list of accounts.
+ ##
+ ## this is for the case where mail is received from a mailing lists (so the
+ ## To: is the list id itself). if the user subscribes via a particular
+ ## alias, we want to use that alias in the reply.