no need for the drama. realtime simply implies there is known, hard maximum time it will take for certain in-scope operations to take place, so you can design

no need for the drama. realtime simply implies there is known, hard maximum time it will take for certain in-scope operations to take place, so you can design around that. a realtime os will often be slower overall than the non-realtime os on the same gear. the bottom line is about predictable, knowable behaviour. challenger blew up because of a fuel leak, not the lack ofi an rtos.