Address comments.

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@@ -81064,13 +81064,15 @@ body { display:none }
 
   <h4>Autocapitalization</h4>
 
-  <p>A few languages and writing systems distinguish between upper, lower, and titlecase letters.
-  Some methods of entering text, for example virtual keyboards on mobile devices, and also voice
-  input, often assist users by automatically capitalizing the first letter of sentences (when
+  <p>Some languages in some writing systems distinguish between upper, lower,
+  and <a href="https://unicode.org/glossary/#titlecase">titlecase</a> letters.
+  These distinctions are language-specific and their implementation varies in language-specific ways.
+  Some methods of entering text, for example virtual keyboards on mobile devices or voice
+  inputs, often assist users by automatically capitalizing the first letter of sentences (when
   composing text in a language with this convention). A virtual keyboard that implements
   autocapitalization might automatically switch to showing uppercase letters (but allow the user to
   toggle it back to lowercase) when a letter that should be autocapitalized is about to be typed.
-  Other types of input, for example voice input, may perform autocapitalization in a way that does
+  Other types of input, for example voice input, might perform autocapitalization in a way that does
   not give users an option to intervene first. The <code
   data-x="attr-autocapitalize">autocapitalize</code> attribute allows authors to control such
   behavior.</p>
@@ -81079,9 +81081,7 @@ body { display:none }
   implemented, does not affect behavior when typing on a physical keyboard. (For this reason, as
   well as the ability for users to override the autocapitalization behavior in some cases or edit
   the text after initial input, the attribute must not be relied on for any sort of input
-  validation.) Virtual keyboards or other input systems normally interpret this attribute in a
-  script or language-specific manner. In some languages the hints are ignored or can receive
-  special treatment.</p>
+  validation.)</p>
 
   <p>The <code data-x="attr-autocapitalize">autocapitalize</code> attribute can be used on an <span
   data-x="editing host">editing host</span> to control autocapitalization behavior for the hosted