Jay Pipes is a co-author of the recently published Pro MySQL recently spoke at Google on MySQL Performance Tuning Best Practices

You can check out a video of the presentation on Google Video



There is also a good video from Google called The Paradox of Choice:

There is a good presentation on Google Video called How To Break Web Software - A look at security vulnerabilities in web software given by Mike Andrews to Google staff. Mike's book also happens to be called How to break web software.