Revise description.

index.html

@@ -51,7 +51,7 @@ <h1 class="mt-5">Coding <a href="https://codingbat.com/python"> Bat</a></h1>
     <li>Solve three <a target="_blank" href="solveSeven.html">coding </a>challenges.</li>
     <li>Recursive implementation of SelectionSort.js: <a target="_blank" href="https://github.com/atom-box/codingBatJS/blob/master/selectionSort.js"> code </a> and <a target="_blank" href="https://github.com/atom-box/codingBatJS/blob/master/images/selectionSort.png">  screenshot</a> </li>
     <li><a target="_blank" href="textSimilarity.html">How Similar Are Two Word Lists?</a> (for ShareRewards.com 10/9/2019)</li>
-    <li><a target="_blank" href="sidelineES6.html">Scrollable ES6 Notecards</a></li>
+    <li><a target="_blank" href="sidelineES6.html">Scrollable ES6 Notes (very clunky; not smooth)</a></li>
     <li><a target="_blank" href="first-and-last.html">First Word, Last Word</a></li>
     <li><a target="_blank" href="http://littlefurnace.com/page/like.html">Flipping Cards</a></li>
     <li><a target="_blank" href="for-input-output.html">Twins</a></li>