> "I think the discussion of what constitutes an OS is mostly academic." An operating system is the software used to interface hardware and applications. If yo

> "I think the discussion of what constitutes an OS is mostly academic." An operating system is the software used to interface hardware and applications. If you miss out on control of hardware it's not an OS. At most, solutions like unikernels are an edge case, but anything with less direct control over hardware than unikernels are not. If the term 'OS' is too loose it becomes meaningless.