> I wouldn't mind terribly getting an occasional "clippy" message like:
>
> It looks like you're trying to unsubscribe from this mailing list.
>
> Would you like some help with doing that?
>
> As opposed to a message "You've been unsubscribed" After sending
> something about slony to the list...
>
> Would that work for most people?
Yes, that's reasonable. Automatically unsubscribing is not...
Cheers,
Csaba.