David Kastrup writes:
 > The following message is a courtesy copy of an article
 > that has been posted to comp.text.tex as well.

for some reason that message took 10 days between HD and HH (perhaps i'm the
only one who saw it so late)

anyway, there have been some followup discussions in ctt which you can find at

http://groups.google.com/groups?q=msgid:<[log in to unmask]>&ic=1