> This is on my AMD64 3200+, NTFS 7200rpm 160GB Maxtor.


No wonder it takes long ;)

No idea what's wrong with your PC...It's taking 2 min 15 secs here for a full scan without diskcache. P4 2.26GHz, WD 80GB 7200 UDMA133 drive.
Maybe you scan with a virusscanner in the background...or with settings->zipsetting->full zipstructure enabled

Roman Scherzer
ClrMamePro