e>

        <section>
          <h2>Takeaway</h2>
          <ul >
            <li class="fragment fade-up">Hook - a modern to API to functional components</li>
            <li class="fragment fade-up">Most useful are useState, useEffect</li>
            <li class="fragment fade-up">You can write your own hooks</li>
          </ul>
        </section>

        
        <section>
          <h2>Useful links</h2>
          <ul>
            <li><a target="_blank" rel="noreferrer noopener" href="https://www.smashi