> ... Don't forget >to pop out and replace the floppy - the data could be read from a disk >block cache rather than the floppy if you don't do that. ... Does this note mean that one can replace floppy disks without unmounting and mounting in between? Or were the 'umount' and 'mount' implied by "pop out"? If they were, wouldn't the 'umount' and 'mount' alone be sufficient without physically removing the disk? Just Curious