By way of example only, FIG. 14 illustrates a hard disk drive 1441 that reads from or writes to non-removable, nonvolatile magnetic media, a magnetic disk drive 1451 that reads from or writes to a removable, nonvolatile magnetic disk 1452, and an optical disk drive 1455 that reads from or writes to a removable, nonvolatile optical disk 1456 such as a CD ROM or other optical media.