> Actually, this kind of behaviour is called a "design choice". You can
> make a case for doing it one way, and you can make a case for doing it
> the other way ("Hey, I never put NO SUBJECT in my message!") I was
> waiting to see how many people agreed/disagreed.
My understanding of what people want SubjectHdr for is to make messages
from a list more recognizable. Given that, I think that creating a
subject header with just the Subject-Tag text is the best thing to do
when there is no Subject header in the message.