We weren't allowed access to the OS code itself, just the developer API, so I can't give detailed info about the implementation. I was the chief QA engineer fo

We weren't allowed access to the OS code itself, just the developer API, so I can't give detailed info about the implementation. I was the chief QA engineer for the Envoy team, but I was locked out of bug discussion meetings with the GM people. Everything was handled at a very high level. I remember they were very proud of the fact that the programming language was fully object oriented, and drank deep of the OO kool-aid. So no C-style direct memory access AFAIR.