The talk I gave last night (or an outline thereof) is at http://www.kitsite.com/~robin/ou-x-po/talk/0.title.html The code for my "prisoner's JAPH": http://www.kitsite.com/~robin/ou-x-po/japh-prisoner.pl In case anyone gets really obsessed, the code I used to analyze font metrics is http://www.kitsite.com/~robin/ou-x-po/fontm.c http://www.kitsite.com/~robin/ou-x-po/prisoner.pl Oh - and in case it inspires anyone, the keywords of Lingua::Romana::Perligata which are permissible under the prisoner's restriction are listed at http://www.kitsite.com/~robin/ou-x-po/LRP%20prisoner%20keywords .robin.