As you can see, the HX-20 is powerful, portable, easy to use and expandable. Whether you wish to use it for school, for busi- ness, or just for fun, you could hardly choose a more personal personal computer. So, once again, Congratulations! I -one or more floppy-disk units, which may store dozens or hundreds of programs and data files on-line, for virtually instant access; I -a bar code reader, to scan bar- coded programs, songs, and data sheets. 4