docs(tooltip): interactive content example is discouraged

_disclosure/tooltip/index.html

@@ -39,7 +39,8 @@ <h2>Example 3: On an Input</h2>
 
 <hr />
 
-<h2>Example 4: Interactive Content</h2>
+<h2>Example 4: Interactive Content (discouraged)</h2>
+<p>This pattern is discouraged because a tooltip is intended to render static content only. By adding interactive content, keyboard users are now forced to interact with these elements as they navigate through the page.</p>
 <div>
     <span class="tooltip tooltip--padded">
         <button class="button tooltip__host" type="button" aria-describedby="tooltip-3">Add to Cart</button>