What are the potential pitfalls of using Flash for live content updates compared to PHP?

One potential pitfall of using Flash for live content updates compared to PHP is that Flash requires the user to have the Flash plugin installed, which may not be supported on all devices or browsers. To solve this issue, it is recommended to use PHP for live content updates as it is a server-side scripting language that can dynamically update content without the need for any plugins.

<?php
// PHP code for live content updates
$newContent = "This is the updated content.";
echo $newContent;
?>