The father of PHP Rasmus Lerdorf presents at the Digg office on PHP performance optimization.

After a quick overview of some of the new features in PHP 5.3, he gives us a detailed and practical look into PHP performance pitfalls. He walks us step by step through the tools and techniques to optimize an application, showing us some remarkable improvements in the performance and throughput of WordPress installation. You can view the slides online at talks.php.net/show/digg.