> Given the hibernation Apple was in at the time, System 7 and Mac OS 8 were pretty good from a UI perspective, but no memory protection and no preemptive mult

> Given the hibernation Apple was in at the time, System 7 and Mac OS 8 were pretty good from a UI perspective, but no memory protection and no preemptive multi tasking was not great. For a long time "MacOS 9" was synonymous with classic Mac, but I always remember 8 being the last tolerable one, by the time 9 came around the foundations were more clearly inadequate, it was like the WinME of Mac OS, tiding over until OS X. > OS X 10.3 Yes. I remember some commentary on the first few versions of OS X was that they were resource hogs.