Sorry about the VERY long delay in posting. General laziness/homework/The Elder Scrolls IV: Oblivion (Second best game ever, according to snooperassassin. First place is held by Super Mario Bros. 3.).
However, if controlling cookies isn’t your think, there’s always Target Advertising Cookie Opt-Out (TACO). This lets you keep all of those advertising cookies off of your system.
Moving away from Firefox add-ons, here’s an interesting article from Ars Technica on Big Content and new technology, and, to be completely random, an open-source alternative to iTunes that has a few developers from Winamp, Yahoo! Music Jukebox, and Mozilla Firefox. (…Well, I did say I was moving away from Firefox add-ons, not Firefox, itself. =P )