Explain version choice on download page

Author: majk-p

_layouts/download.html

@@ -75,7 +75,17 @@ <h2>Install Scala with <span style="font-weight: bold;">cs setup</span> (recomme
             </a>
           </div>
         </div>
-        <h2>Other ways to install Scala</h2>
+        
+	<div id="version-choice">
+          <h2>Which version of Scala should I choose?</h2>
+          <p>There are 2 distribution lines of Scala 3:</p>
+          <ul>
+            <li><strong>Scala Next</strong> - The <strong>default</strong> to be used by most users, containing the latest features, bug fixes and improvements.</li>
+            <li><strong>Scala LTS</strong> - Advised to be used for publishing <strong>libraries</strong>. (Some especially conservative users might also choose it over Scala Next.)</li>
+          </ul>
+        </div>
+        
+	<h2>Other ways to install Scala</h2>
         <div class="wrap">
           <a href="{{ site.baseurl }}/download/all.html" class="btn-download dl-find-all">
             <i class="fa fa-list-ul"></i>