HTML6 proposal (Re: sexp xml syntax transformation)

[smh]

The following is not exactly what you are looking for, but you might
find it interesting.

http://www.franz.com/support/tech_corner/xml-generator-blurb.html

This blurb is an example of a self-embedding document.
I've used this XML generator in many applications, and it is usually
elegant to use the structural parallel between an XML tree and the
Lisp code that generates it.

I haven't thought whether it could be reasonable to port it to
scheme.  Anyone who wants to think about it has my blessing!