There is at least an OS like environment called Nachos (Not Another Completely Heuristic Operating System) used many moons ago in the University OS class. http

There is at least an OS like environment called Nachos (Not Another Completely Heuristic Operating System) used many moons ago in the University OS class. https://en.wikipedia.org/wiki/Not_Another_Completely_Heuristic_Operating_System https://en.wikipedia.org/wiki/Not_Another_Completely_Heurist... https://homes.cs.washington.edu/~tom/nachos/ https://homes.cs.washington.edu/~tom/nachos/ (Not sure what the possible relation to Taos would be, to make this OT. ;-)