I tried commenting on your site, but I have to register to comment. :-( You linked to RSS3 [1] and I spotted something related to this extension that could be used instead.
<ttl span="days">7</ttl> It seems more elegant than having to convert to whatever you specified in your spec. Just a thought. Elias [1] http://www.rss3.org/rss3lite.html On 8/17/05, James M Snell <[EMAIL PROTECTED]> wrote: > > http://www.ietf.org/internet-drafts/draft-snell-atompub-feed-expires-00.txt > > Example: > > <entry> > ... > <t:expires xmlns:t="...">2005-08-16T12:00:00Z</t:expires> > ... > </entry> > > or > > <entry> > ... > <updated>2005-08-16T12:00:00Z</updated> > <t:max-age>20000</t:max-age> > ... > </entry> > > This is not to be used for caching of Atom documents; nor is it to be > used as a mechanism for scheduling updates of local copies of Atom > documents. > > - James > >