[css-text-3] encoded -> represented to avoid implying anything to do with encodings.

Author: fantasai

css-text-3/Overview.bs

@@ -424,7 +424,7 @@ Text Processing</h3>
     and must not affect the content of a plain text copy &amp; paste operation.
 
     Note: The 'text-transform' property only affects the presentation layer;
-    correct casing for semantic purposes is expected to be encoded
+    correct casing for semantic purposes is expected to be represented
     in the source document.
 
     <wpt>