From: "LeVan,Ralph" <[log in to unmask]>
> If there is some quibbling about whether SRU servers can return non-SRU
> response, ...

This is not a matter of quibbling, if you claim to be an SRU server, you
don't sent an alternative reponse schema. This isn't a debatable point.   It
is an open issue for 2.0,  not earlier versions.

>  ... then I'm fine with declaring them to be not-SRU servers while
> making that response.

That's fine. (I'll set up that authority string for you.)

--Ray