Dear SBC Yahoo! Member: If you are using the Windows XP Operating System on any of your computers connected to SBC Yahoo! Dial or SBC Yahoo! DSL, this courtesy message is for you. Users of other operating systems are not affected. In August, Microsoft Corporation will be offering Windows XP users an update called "Service Pack 2". You may hear about the Service Pack 2 update in the news, on the Internet, or by seeing prompts on your computer screen telling you to load a "Critical Upgrade" to Windows. Service Pack 2 provides a series of security enhancements for the...