3 ms·I think the implication is meant to be "they look like URNs because they are".by pluma 12y agoI think the implication is meant to be "they look like URNs because they are".wtbob 12y agoExcept that they're not; rather, they're ARNs. URNs must begun with 'urn:'. It doesn't make a lot of sense that they're not URNs, but…they're not.eropple 12y agoMy guess: "nobody uses URNs generally, so might as well save four bytes off every one?"