Quoting Nathanael Kuipers
Aesthetics: 7, neatness: 8, parts usage: 7, idea, 7, other: 7. Total 36/50. It's a tricky set, I admit, and in that respect you created a pretty decent alternate from it. It just lacks this little extra that makes it from a good model to a great model.
And what exactly is that little extra, master?