perhaps this article could be of interest to this discussion. it only considers fixed-width fonts but is worth a look if you're looking for better fonts:
http://hivelogic.com/articles/top-10-programming-fonts I have not attempted to convert any of these fonts to rio/acme. If you do I'd love to see the results posted here. Myself, I'm stuck with Monaco. Anti-aliased in the editor, aliased in a terminal.
