An anonymous reader writes: "I was at the Seattle Goodwill outlet recently and I noticed the Apple logo on letterhead sticking out from a bin of books, so I started digging. What I found were the 1979-1980 files of Jack MacDonald, manager of system software for the Apple II and /// at the time.
"They tell the story of project "SSAFE" or "Software Security from Apples Friends and Enemies." This was a proposal to bring disk copy protection in-house to sell as a service to outside developers. Inter-office memos, meeting notes and progress reports all give a good idea of what a project life cycle looked like. Different schemes and levels of protection are considered, as well as implementation primarily on the Apple II+ and the upcoming SARA (The Apple ///) and Lisa computers."