Many folks have consistently said that viewing JavaOne videos on the Content Management Tool used by Oracle is not ideal. You will be happy to know that the JavaOne San Francisco 2012 videos are now on YouTube via the Oracle Learning Portal (OLP). The videos are 100% free for anyone to view.
Besides the OLP Landing Page on YouTube, the videos are organized by the JavaOne 2012 Technical Tracks on the following links:
It's really an invaluable set of materials from some of the greatest thought leaders in the Java world. Enjoy!