Beginning today, the O'Reilly Open Source Convention begins, and includes an entire track this year for the PHP-minded. Here are some of the speakers and the topics they'll be covering:

• PHP Forms: Fundamentals - John Coggeshall
• PHP Forms: HTML Quickform - David Sklar
• Chasing the Dragon: Compiling PHP to Run on Parrot - Sterling Hughes and Thies C. Arntzen
• High Performance PHP - George Schlossnagle
• Adaptive Performance Optimization Techniques for Large PHP Applications - Ryo Chijiiwa

And many, many more - if you would still like to attend and are around the Portland, OR area, check out the registration page for all the details...