<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> </head> <body><div class="auto-created-dir-div" dir="auto" style="unicode-bidi: embed;"><style>p{margin:0}</style>Hi<div><p><br></p><p><span style="white-space-collapse: preserve; display: inline !important;">Alexander Lange wrote:</span><br></p><div><p><br></p><p>> ... <span style="white-space-collapse: preserve; display: inline !important;"> the disadvantage that the plain text would be harder to edit (and unreadable if they are actually non-printing, ...</span></p><p> </p><p>Editing could be achieved by using an editing font where the characters would have a displaying glyph. I have used such a technique by making a font where some of the tag characters (those for tag digits) had a visible glyph.</p><p><br></p><p><a href="https://forum.high-logic.com/viewtopic.php?t=7941">FontCreator 8 used in futuristic experiment - Font Forum (high-logic.com)</a><br></p><p><br></p><p>William</p><p><br></p><p><br></p></div></div></div></body></html>