Maybe I'm mistaken, but I think recursion in J allows one to blow up the stack even when using $: I agree that tacit control flow primitives can lead to confus

Maybe I'm mistaken, but I think recursion in J allows one to blow up the stack even when using $: I agree that tacit control flow primitives can lead to confusing situations, but on the other hand they're faster and conceptually closer to the rest of the language.