I think that is sort of the underlying theme of this article, in that the definition of "backend" has been traditionally had to define, philosophically speaking

I think that is sort of the underlying theme of this article, in that the definition of "backend" has been traditionally had to define, philosophically speaking. And you can take my word for it that you should take this guy seriously, or you can check his credentials to make that determination yourself, but suffice it to say I think most would consider him a source of much signal and not much noise.