Yes, that is the comment. Thank you for the heads up :)

On Mon, May 25, 2009 at 2:21 PM, Arthur Reutenauer <
arthur.reutenauer@normalesup.org> wrote:

> > Nice, glad to hear it. Also of interest are new semantic tagging
> facilities
> > for PDF in the newest proposal for ISO 32000, mentioned by an Adobe
> engineer
> > in the comments of this blog entry
> > http://digitalcuration.blogspot.com/2009/04/semantically-richer-pdf.html
>
>   If you mean Leonard Rosenthol's comment at
>
> http://digitalcuration.blogspot.com/2009/04/semantically-richer-pdf.html?showComment=1239112800000#c5624378574116031944
> the general issue is Tagged PDF.  It's not really supported yet in any
> variant of TeX, but there is an active group working on it at River Valley
> Technologies (http://lists.river-valley.com/cgi-bin/mailman/listinfo/tex).
> I haven't been following closely, but there's definitely progress.
>
>        Arthur
>
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