> They were effectively 9 years ahead of Apple in developing a usable multithreaded, preemptive multitasking OS… But 23 years behind OS-9, which I happily ran

> They were effectively 9 years ahead of Apple in developing a usable multithreaded, preemptive multitasking OS… But 23 years behind OS-9, which I happily ran on my CoCo 9 years before NT was born. https://en.wikipedia.org/wiki/OS-9 https://en.wikipedia.org/wiki/OS-9 https://colorcomputerarchive.com/repo/Documents/Books/OS-9%20Level%20II%20and%20the%20Tandy%20Color%20Computer%203%20(1994)(Rodger%20Alexander).pdf https://colorcomputerarchive.com/repo/Documents/Books/OS-9%2...