It depends on the workload. ARC can be more expensive than tracing GC, especially with heavily shared objects.
But my main point was that the presence of a GC has nothing to do with how close a language is to the metal. Memory management strategy and low-level capabilities are two separate things.
But my main point was that the presence of a GC has nothing to do with how close a language is to the metal. Memory management strategy and low-level capabilities are two separate things.