I remember wondering how this was even possible because it came out around when we were studying operating systems in uni. Dan Hildebrand (RIP) did a great job

I remember wondering how this was even possible because it came out around when we were studying operating systems in uni. Dan Hildebrand (RIP) did a great job of sharing the QNX architecture overview [1] which got cribbed into my OS thesis ;) [1] https://cseweb.ucsd.edu/~voelker/cse221/papers/qnx-paper92.pdf https://cseweb.ucsd.edu/~voelker/cse221/papers/qnx-paper92.p...