&gt;cached-like faster DOM access speed<p>I don&#x27;t think they are caching DOM. Instead of deleting and adding new elements, they are just changing the old ones to reflect the changes. Adding new elements are expensive.<p>If anyone thinks I am wrong then please provide a documentation link to the correct material<p>[EDIT]
Not sure why some people try to be rude here. Where is your zeal to ask and learn?