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The Mac also had no preemptive task switching, no memory protection between applications and/or the OS. Early on there was also no software development on the M
by lispm 3y ago
The Mac also had no preemptive task switching, no memory protection between applications and/or the OS. Early on there was also no software development on the Mac - one needed an Apple Lisa for that.
- lproven 3y agoI think it's important to note that the Mac didn't have multitasking because it was so savagely cost-reduced, and the team had to fit a GUI OS into 128 kB of RAM. The Lisa did have multitasking. It is one of the Lisa features that was cut from the Mac. And then Apple spent a decade or so trying to put it back in again.
- lispm 3y agoThough it was cooperative Multitasking, something with the MacOS also got, years later A good overview of the Apple Lisa is this: https://www.researchgate.net/publication/2996607_The_Architecture_Of_The_Lisa-_Personal_Computer https://www.researchgate.net/publication/2996607_The_Archite... "The Architecture Of The Lisa-Personal Computer"