-
HTML:
-
Cannot use NCRs in
<script> and
<style> contents
-
XML:
-
Cannot use NCRs in element and attribute names
Cannot use NCRs in CDATA marked sections, comments, PIs
-
CSS:
-
Some tricky interactions between character escapes and syntax
Transcoding always works from smaller repertoire to larger repertoire, but
not the other way round
