title: What is ESNext?
body: <p>I've come across the term <code>ESNext</code>, and wondering it is the same as the ECMAScript.</p>
  
  <p>So, I have these questions here: </p>
  
  <ul>
  <li>What is ESNext, actually? </li>
  <li>Does it refer to any specific version of ECMAScript?</li>
  </ul>