random wikipedia image that somewhat supports what I was thinking https://en.wikipedia.org/wiki/Darwin_(operating_system)#/media/File:Diagram_of_Mac_OS_X_archit

random wikipedia image that somewhat supports what I was thinking https://en.wikipedia.org/wiki/Darwin_(operating_system)#/media/File:Diagram_of_Mac_OS_X_architecture.svg https://en.wikipedia.org/wiki/Darwin_(operating_system)#/med...