title: youtube-dl: zsh: no matches found:
body: <p>From Catalina OS X:</p>
  <pre><code>youtube-dl --version                                  
  </code></pre>
  <blockquote>
  <p>2020.09.06</p>
  </blockquote>
  <pre><code>youtube-dl  https://www.youtube.com/watch?v=qohQD51F5bM
  </code></pre>
  <blockquote>
  <p>zsh: no matches found: <a href="https://www.youtube.com/watch?v=qohQD51F5bM" rel="noreferrer">https://www.youtube.com/watch?v=qohQD51F5bM</a></p>
  </blockquote>
  <ul>
  <li><p>I have successfully used YouTube-dl on said OS X machine.</p>
  </li>
  <li><p>The URL is good</p>
  </li>
  </ul>
  <p>Questions</p>
  <ol>
  <li><p>What exactly is the problem?</p>
  </li>
  <li><p>How to overcome said problem?  Thank you.</p>
  </li>
  </ol>
  <p>Update</p>
  <p>Enclosing the <a href="http://zsh:%20no%20matches%20found:" rel="noreferrer">URL in single quotes</a> overcame the problem.  What exactly is it about the URL that requires the quote?</p>