Wga updating sp3
Without WGA installed you will have trouble installing any optional updates from Microsoft though there are presumably "ways and means" if you have the time to search for them and the determination to avoid Windows-Genuine-Spyware.
If you can live without optional updates though, you'll be fine.
To date, helping others in various forums and from my own personal consulting experience, I have not seen one incident that WGA caused a major problem with.
Apple is vengeful big brother with draconian measures to prevent software from working (look at the i Phone) and Microsoft is just plain big brother.The Package Installer facilitates the install of software updates for Microsoft Windows operating systems and other Microsoft products.After you install this update, you may have to restart your system.The tool validates your Windows installation by checking Windows Product Identification and Product Activation status.Update for Windows XP (KB898461) 477 KB , less than 1 minute This update installs a permanent copy of Package Installer for Windows to enable software updates to have a significantly smaller download size.