Secret - Hidden Command Line Switch
Instructions - Go to “Start”, “Run” and Type defrag c: -b to defragment the Boot and Application Prefetch information.
Windows XP will run this automatically every three days or so, during
system idle periods. BootVis will evoke this when you run the “Optimize
System” function. There is no need to manually run this unless you wish
to immediately optimize a newly installed application’s load time.