title: whats the difference between the <u> tag and the <ins> tag?
body: <p>what's the difference between these two tags? seems to do the same thing. <br></p>
  
  <pre><code>&lt;p&gt;My favorite color is  &lt;ins&gt;red&lt;/ins&gt;!&lt;/p&gt;
  </code></pre>
  
  <p><br> and<br></p>
  
  <pre><code>&lt;p&gt;My favorite color is  &lt;u&gt;red&lt;/u&gt;!&lt;/p&gt;
  </code></pre>