Second, I agree that some parts of the UI are overkill. Keep in mind that it has been designed for tablets and phones though: "(...) built primarily for the devices closest at hand: tablets and mobile phones."
The title of this post is taken from the text the link points to. From the text itself: "Developers and journalists, sometimes one-and-the-same, sit next to each other in the Quartz newsroom as we continually iterate and experiment."
I'm simply happy to see someone trying something new.