WordPress announced new WordPress.TV where you can find all wordpress resources in audio visual form. You can find all WordCamp video, slideshows of presentation created by wordpress team and other wordpress experts, and interviews with media and fellow bloggers.
WordPress.TV included several handy how-to tutorial video and more be in pipeline in future. You can request to add an audio visual resource if you find should be added on wordpress.tv.? I can also request if something missing and should be on site for wordpress community. Below is introductory video showing brief overview of the site.