Re: Uncommented diff: define expected <path-identity>

Russ Allbery wrote:
> I proposed the following diff in response to one of the previous
> discussions, but I don't think I ever got any feedback and hence never
> applied it.  Could people look this over and tell me if it should be
> included?
>
> This change goes into the section defining the Path header field.
>
> Index: usepro.xml
> ===================================================================
> --- usepro.xml	(revision 5041)
> +++ usepro.xml	(working copy)
> @@ -405,7 +405,13 @@
>                    followed by the FQDN, IP address, or expected
>                    &lt;path-identity> of the source.</t>
>                  </list>
> -              Be aware that <xref target="RFC1036" /> did not include
> +              The "expected &lt;path-identity> of the source of the
> +              article" is a &lt;path-identity> for the injecting or
> +              relaying agent that passed the article to this relaying or
> +              serving agent, determined by properties of connection via
> +              which the article was received (for example, an
> +              authentication identity or a peer IP address).  Be aware
> +              that <xref target="RFC1036" /> did not include
>                &lt;path-diagnostic>.  Implementations which predate this
>                specification will add only single "!" characters between
>                &lt;path-identity> strings.</t>
>
>   
Looks fine to me; I think the same is said or implied elsewhere 
(including in USEFOR), but repetition isn't very harmful, and might be 
helpful.