- From: David Orchard <dorchard@bea.com>
- Date: Wed, 22 Aug 2007 12:40:26 -0700
- To: "Norman Walsh" <ndw@nwalsh.com>, <www-tag@w3.org>
These are excellent points that are covered in great detail in the URNs Namespaces and Registries finding at http://www.w3.org/2001/tag/doc/URNsAndRegistries-50 Cheers, Dave > -----Original Message----- > From: www-tag-request@w3.org [mailto:www-tag-request@w3.org] > On Behalf Of Norman Walsh > Sent: Wednesday, August 22, 2007 12:33 PM > To: www-tag@w3.org > Subject: Re: ISSUE-58: Scalability of URI Access to Resources > > / Pat Hayes <phayes@ihmc.us> was heard to say: > | I wonder if the discussion taking place on > public-semweb-lifesci might > | be relevant to this? The message which gets you the thread > | > | > http://lists.w3.org/Archives/Public/public-semweb-lifesci/2007Aug/0134 > | .html > | > | was next to yours in my emailbox. > > Yes, that looks like the same issue to me. > > I have two immediate responses to the issue, which I will try > to find time to articulate more clearly in the near future. > But anyway, they are: > > 1. http: != dereference > > That is, there's nothing about using an http: scheme URI that > mandates dereference. It's perfectly reasonable to use http: URIs > for resources that need not be dereferenced to be useful. XML > namespaces come immediately to mind. > > 2. The dereference problem is scheme independent > > Suppose that you avoid http: because you're worried about the cost > of dereference. Instead you use a (insert your favorite other > scheme here) URI. But, in fact, you *do* need to dereference it, so > you deploy an architecture that allows you to do so. Now, you've > got exactly the same problem, it just took you an extra indirection > (and a whole bunch of new infrastructure) to get here. > > Be seeing you, > norm > > -- > Norman Walsh <ndw@nwalsh.com> | What is familiar is what we are used > http://nwalsh.com/ | to; and what we are used to is most > | difficult to 'Know'--that is, > to see as > | a problem; that is, to see as strange, > | as distant, as 'outside > us'.-- Nietzsche >
Received on Wednesday, 22 August 2007 19:41:58 UTC