"The best method of loading the programs into your 8080 computer system, according to Lou Van Eperin and Jim Rembis of the Chicago Computer Store, is to play back the FLOPPY-ROM on a medium grade stereo system and to re-record the data onto a cassette tape." (William W. Turner, "How to Load the Floppy-ROM," Interface Age, Sept. 1977.) It required care, since glitches in the audio would likely make the program unusable.