ZFConf 2011 videos and presentations made available for free

The video available at www.zfconf.ru/2011/video covers the reports:

Flexible Zend Framework architecture of applications using Dependency Injection
Alexey Kachaev (Cogniance, Senior PHP Developer)
')
Fighting for resources: Improving the performance of Zend Framework applications using phpDaemon, Varnish and ESI
Alexey Kachaev (Cogniance, Senior PHP Developer)

Behavior Driven Development in PHP and Zend Framework
Konstantin Kudryashov (KnpLabs, Senior Web Developer)

Division of Labor: Organizing a multitasking, distributed system in the Zend Framework using Job Queue
Alexander Gotgelf (Magento, PHP developer)

How can the development environment help with writing an application on the Zend Framework?
Nikolay Matveyev (JetBrains, developer)

Creating a REST-API for third-party developers and mobile devices with OAuth 1.0 authorization
Dmitry Chizhevsky (Zen-mani, developer)

Thick model: The history of developing its own ORM
Mikhail Shamin (Geometry, Lead Developer)

What is Sphinx, why is it needed at all and how to use it with PHP (from a simple index to a search cluster)
Vladimir Fedorkov (Sphinx, Director of Professional Services)