Re: Email Subaddressing

On Fri, 1 Aug 1997, D. J. Bernstein wrote:
> What does this mean? What is an ``entity''? Why is this rule necessary?
>
> More importantly, that rule is inconsistent with reality. There are
> a+b(_at_)host and a+c(_at_)host addresses that are _not_ the same entity.
The important point here is that a(_at_)host controls where mail to 
a+b(_at_)host
and a+c(_at_)host is routed.  That's what I mean by subaddress as distinct from
a simple naming hierarchy.

                - Chris