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RE: ISSUE-58: Scalability of URI Access to Resources

From: David Orchard <dorchard@bea.com>
Date: Wed, 22 Aug 2007 12:40:26 -0700
Message-ID: <BEBB9CBE66B372469E93FFDE3EDC493E9B4A6D@repbex01.amer.bea.com>
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 GMT

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