Gavin wrote:
> David Crossley wrote:
> > 
> > Hi Gavin, while doing some experiments with validating
> > our intermediate xml, i came across some changes where you
> > added a "rel=nofollow" to some of our external links.
> > That does not exist in our document-v13 DTD, so validation
> > is failing. That can be fixed by adding to that DTD.
> > 
> > What is the rationale for doing that?
> 
> See the discussion on this list started 6/11/2007 entitled 'rel not in DTD'.

http://thread.gmane.org/gmane.text.xml.forrest.devel/25141

> See also the email entitled 'Required links on all ASF PMC Pages' sent by
> Jim to our private list also on 06/11/2007 of which the action was due to.

Thanks for the mail tips, and the time to explain.

> Apologies that I only put it in our v20 DTD as I had thought I had only
> added the rel=nofollow to v20 xdocs or I seem to remember upgrading one or
> two to v20 xdoc to allow for it. Certainly they would have passed validation
> at the time of doing it.

However, unfortunately, our internal intermediate format
still uses document-v13. Also i bet many users still do.
BTW, i added it today to that DTD.

> Basically the crux of it is that our thanks page amongst others was giving
> higher value links to non-sponsors whereas even bronze and silver sponsors
> only get a nofollow link.
> 
> Let me know if you need me to do anything.

Obviously it is hard to draw the line. I do think that
it is counter-productive to have it on links to our
email archive discussions.

-David

> > Some of them are links to our own email discussions
> > in various archives.
> > 
> > -David