I said it earlier, but if I have to call R from another language, in most cases I'd rather just use R by itself. Of course there are reasons why you might inte

I said it earlier, but if I have to call R from another language, in most cases I'd rather just use R by itself. Of course there are reasons why you might integrate the two. Perhaps you have an R expert doing the statistics work and the back end developer gluing everything together. That's fine, but at some point the system becomes pretty confusing and is a giant leaky abstraction.