Know what makes Firefox such a foxy fun Web browser? All the cool extensions to personalize it. Here are some of my favorite Firefox tweaks, all available at addons.mozilla.org

Another year, another "Call of Duty." On a few levels, that's all you need to hear, for reasons both good and bad. After handing the reigns to another developer for "Call of Duty 3," Infinity Ward is back in the driver's seat for the sequel, and its fingerprints are all over "Modern Warfare."