Yeah, seems like: a) category error: The simplicity in the example is due to immutability, not language choice. b) familiarity bias: I've learned X therefore

Yeah, seems like: a) category error: The simplicity in the example is due to immutability, not language choice. b) familiarity bias: I've learned X therefore it's simpler than Y. (It might be true, but you'd need a lot more supporting evidence than relying on point a.) ... anyway.