Added commentary on "proper interoperability".

Co-authored-by: Ted Thibodeau Jr <[email protected]>

Author: msporny

index.html

@@ -3217,9 +3217,9 @@ <h4>Semantic Interoperability</h4>
 
           <p>
 Developers SHOULD NOT use the <a data-cite="JSON-LD11/#default-vocabulary">`@vocab`</a> feature in production as it can lead to
-name clashes, yielding semantic ambiguities with other applications. Instead,
-they SHOULD define all the terms, as described earlier in this section, to
-achieve proper interoperability.
+JSON term clashes, resulting in semantic ambiguities with other applications. Instead,
+to achieve proper interoperability, developers SHOULD define all terms used by their
+applications, as described earlier in Section [[[#extensibility]]].
           </p>
         </section>
       </section>