> You're also correct that you don't have to use lists, but again most OCaml code does. If the list is not being used in a critical section, what's the problem

> You're also correct that you don't have to use lists, but again most OCaml code does. If the list is not being used in a critical section, what's the problem? The implication here is that OCaml is slow or inefficient. OCaml is often orders of magnitude faster than other high-level languages (e.g. Python). Arrays in OCaml can result in some very fast code.