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RE: The <id> element

Sean B. Palmer:

> When it comes to names and addresses, I'm (currently) a pragmatist. I
> believe that having a name (<id>, PUBLIC, URNs) and a link (<link>,
> SYSTEM, URLs) is almost always redundant. So I think that there MUST
> be one canonical id for an entry which is a URI that SHOULD be
> resolvable [1], and there MAY be optional extra references to the same
> content.

For the record, I hold the opposite opinion: that <id>s and <link>s have
different target audience (machines vs. people) as well as different
semantic, and that the scenario we already have in which they are different
(changing domain name) is important enough and common enough to handle in
v1.0.

Ziv Caspi
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