After install of Window XP Pro SP2 I found many many duplicate/triplicate files such as: C:\WINDOWS\Driver Cache\i386\sp2.cab C:\WINDOWS\ServicePackFiles\i386\sp2.cab C:\WINDOWS\SoftwareDistribution\Download\…..\sp2.cab C:\WINDOWS\Driver Cache\i386\sp1.cab C:\WINDOWS\ServicePackFiles\i386\sp1.cab etc,.etc. Please, what files/folders may I safely delete to recover the wasted space on my C drive?