> Behavioral equivalence It seems for a lot of people that's all that matters: "if it quacks like a duck it must be a duck!". I find that short-sighted at best

> Behavioral equivalence It seems for a lot of people that's all that matters: "if it quacks like a duck it must be a duck!". I find that short-sighted at best, but it's always difficult to present arguments that would "resonate" with the other side...