Creating Faster and Richer Web Apps with PHP 5

A Tutorial by Rasmus Lerdorf

In this fast-moving tutorial aimed at a technical audience
with some PHP experience, Rasmus will cover the following
topics:

New PHP 5 Object Model
SimpleXML
xmlreader
xmlwriter
json
Streams
SQLite
SOAP
Image Filters
Security through the new filter extension in PHP 5.2
Benchmarking
Profiling with Callgrind
Optimization Tips
APC opcode cache
and plenty more

Direct link to video