In message <94071318221098@cguv5.cgu.mcc.ac.uk>, Chris Lilley, Computer Graphics Unit writes:
>
>> For example, the client might want to say, in effect, "give me the
>> document referenced by this URL. I am willing to accept a copy that
>> might be 2 hours old."
Well said... In fact, I've said it myself a few times!
>My comments above notwithstanding, this may be useful (but not in the context of
>pragma nocache). BUT, how would you specify this at the user interface level? It
>will change from document to document, so would have to be set by the user. For
>example, a copy of Shakespears sonnets that is 1 year old is likely to be fine,
>wheras a video grab of a coffe pot that is 5 minutes old might be worthless ;-)
Allow authors to put it in the link. I've been suggesting this for years.
Please see:
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Content-Description: A Formalism for Internet Information References
Content-Type: message/external-body; access-type="x-url";
url="http://www.hal.com/%7Econnolly/drafts/formalism.html"
Content-Type: text/html
--cut-here--