title: The reason to use role="list" and role="listitem"?
body: <p>Are there any benefits of using the following code?</p>
  
  <pre><code>&lt;ul role="list"&gt;
      &lt;li role="listitem"&gt;&lt;/li&gt;
      &lt;li role="listitem"&gt;&lt;/li&gt;
      &lt;li role="listitem"&gt;&lt;/li&gt;
  &lt;/ul&gt;
  </code></pre>
  
  <p>Does the following code have the same meaning to assistive technologies?</p>
  
  <pre><code>&lt;ul&gt;
      &lt;li&gt;&lt;/li&gt;
      &lt;li&gt;&lt;/li&gt;
      &lt;li&gt;&lt;/li&gt;
  &lt;/ul&gt;
  </code></pre>