Re: New I-D: draft-koch-subject-tags-considered-00.txt

> FWIW, I happen to know that the reason [] is added to the subject in 
> that
> particular case is because Outlook Express doesn't allow automatic 
> filing
> of messages based on arbitrary header fields, but can trigger rules
> based on words in the subject.
that's an interesting observation, but it seems like an 
overgeneralization.  not everyone who wants [listname] tags in the 
subject uses Outlook Express.