Among other things, it implements a whole new interface[1] that removes the "nagging" from Wikipedia. It also removes all tracking. The interface was a lot cleaner and was completely JavaScript-free until a few months ago, which is why I added it to the list.
While I personally don't mind the default Wikipedia website and actually prefer it, I can see why some people would want something more "modern".
While I personally don't mind the default Wikipedia website and actually prefer it, I can see why some people would want something more "modern".
[1] Which I dislike, but I digress.