Technically it might be completely rebuilt, but I guess that most people won't notice. They added more animations and a video element on top, both of which make

Technically it might be completely rebuilt, but I guess that most people won't notice. They added more animations and a video element on top, both of which makes it slower. As functionality and layout are the same as in the old version (which was pretty good already), I don't see how this one is "more like an app and less like a series of linked web pages".