> the original Mac OS that shipped with the system was a ROM, so no CD was shipped with it... The OS was booted from a floppy disk, computers didn't use CDs ba

> the original Mac OS that shipped with the system was a ROM, so no CD was shipped with it... The OS was booted from a floppy disk, computers didn't use CDs back then. Steve didn't want people mucking around with his perfect creation https://www.folklore.org/StoryView.py?project=Macintosh&story=Diagnostic_Port.txt https://www.folklore.org/StoryView.py?project=Macintosh&stor...