Shared mutable state is an odd focus here. The point isn't that a cons cell is some magical thing. The point is that LISP gives you a ton of things that it al

Shared mutable state is an odd focus here. The point isn't that a cons cell is some magical thing. The point is that LISP gives you a ton of things that it already knows how to do. Other languages have started catching up with massive standard libraries. But... LISP has been there for a long time.