> "But the language isn't defined in terms of a CPU." I disagree. I submit the whole reason we pass objects by reference or by value in the first place, has mu

> "But the language isn't defined in terms of a CPU." I disagree. I submit the whole reason we pass objects by reference or by value in the first place, has much more to do with conserving computational resources/reducing runtime, than with providing abstract programming semantics for software developers.