It was an interesting theme and concept, but really dragged on a bit, could have been much better if it was more concise. But it still leaves you with the message it wants to leave you with, so I guess in some ways it achieved what it set out to do.
5 star rating system is shit, 4 stars is going to be most of my films, 3 is average, 5 is perfect. That means 4 is anything from "I like this" to "brilliant" and there's such a big gap between the 2.