Gordon Korman's The War With Mr. Wizzle was composed in the early eighties, and as these kinds of the laptop he introduces to MacDonald Hall is a monstrosity of a equipment that has to be fed punch playing cards. Quick and soiled retrofits are also common (they can be carried out in fewer than a working day) that change the floppy push with a USB port or an SD card reader, which the machine continue to internally "sees" as a floppy.