Update techniques/general/G226.html

Co-authored-by: Patrick H. Lauke <[email protected]>

Author: mbgower

techniques/general/G226.html

@@ -29,7 +29,7 @@ <h4>When a main page or dialog appears, say its title and describe its features<
    <p>When a dialog or page appears, read out its title. For a new page, also describe its purpose or any distinguishing characteristics. Practice a natural storytelling style that does not simply read the text on the screen.</p>
    <h4>When using a mouse to show something (such as to hover, select, scroll, or open), say what you are doing</h4>
    <p>When performing complex interactions, especially by mouse, it is sometimes helpful to announce what you plan to do before doing it, then narrate while you are interacting with it, and finally summarize what you just did.</p>
-   <h3>Additional narration is added to gaps in the existing soundtrack</h3>
+   <h3>Additional narration is added to gaps in the soundtrack</h3>
    <p>A marketing video's important visuals can be mainly inferred from the audio soundtrack. However, it only uses on-screen text to identify new speakers, as well as to provide a url at the end of the video where people can go for more information. In post-production a new narrator announces the onscreen text in gaps in the dialog.</p>
    </section><section id="tests"><h2>Tests</h2>
       <section class="procedure"><h3>Procedure</h3>