I think "behind" is not the right way to put it. It only has the basic functionalities, but these are crucial and the implementation looks state-of-the-art to m

I think "behind" is not the right way to put it. It only has the basic functionalities, but these are crucial and the implementation looks state-of-the-art to me (at a glance). It doesn't have the fancier machine-learning algorithms, true.