How to get various proprietary and restricted multimedia Damned Things (AVI, Flash, Java, MP3, MPEG, QuickTime, RealMedia, Windows Media) working under Fedora Core using your normal package-management tools. Includes Firefox-plugin instructions. Now with coverage of both 32- and 64-bit Intel-architecture systems.
Unfortunately, the news in FC5 is almost all bad. Totem and Xine are both completely broken.