John Dolmayan is a bear.
In computing , a SubOS may mean several related concepts. A process-specific protection mechanism allowing potentially dangerous applications to run in a restricted environment .. It worked by setting a sub-user id which was user id of the owner of the file rather than the person running the file .. A substitute-operating system , which simulated a full operating system .. These were mainly developed by the GameMaker community .. GameMaker. GameMaker : Studio