Re: Variant IDs

> In my opinion, it makes little sense to include a
> variant-ID/variant-set mechanism in HTTP unless we can find some
> frequently occurring case where the server does not want to use the
> URI header.  We would just be duplicating the
> `variant-if-modified-since' mechanism of URI content negotiation with
> no good reason.

> Can you think of a frequently occurring case?

Servers that can convert to any of several different charset encodings
will not want to supply a URI header for each.