William F. Hammond writes:
 > I don't fully understand Chris's guidelines for what should be
 > discussed here, and, therefore, I don't know whether the SGML
 > plans for LaTeX3 are appropriate here.
are there any SGML plans for L3?

 > I don't understand exactly what Sebastian meant.
it was a joke. i was simplying that rendering of abstract things like
`quoted text' need not involve quote marks; and that SGML/XML markup
of abstract markup is much easier to parse than TeX....

 > problems that may be understood by all.  And could we have a
 > paragraph or two elaborating on why the homework assignment
 > is important.
and what qualification we get if we pass the exam.