new 160 GB drive, new install of XP Pro, format - NTFS gives: C: 127.99 GB . . . 21.06 GB Unallocated = 149.05 GB total free space is 122.54 GB - - 5.45 GB installed programs i don't need the Unallocated 21.06 GB but want to know how, why was it created ? and where's the missing 10.95 GB ?