Windows Registry - Do we use Windows to its better capacity...Lets do it!!!!

Hi Guys,
Windows Registry is one place which has it all under it.It's the center spot for our daily applications, the OS and also the viruses. There are quite a few PDFs avaiable on the net which can help us all to know the depth of the registry and using it for us in a very optimised way.90% of optimising application for OS indirectly refer to registry for making changes in system to improve performance.For IT guys, its just definitely too good to get these things known at the root.
Mastering_Windows_XP_Registry_NoFearLevenT[ATL] is one PDF which has most of it for basic learning.
Try it out guys.....you will love mastering registry and handling virus attacks in a better way through Registry.