In 2004, several significant developments and trends in computertechnology and related fields emerged. Here are some key introductions and milestones from that year: 1. **Windows XP SP2**: Microsoft released Service Pack 2 for Windows XP, which included important security enhancements, a built-in firewall, and various performance improvements. 2. **Firefox**: Mozilla Firefox gained popularity as an alternative web browser, with version 1.0 being released in November 2004.