ha!...it's 6am here, but I can't sleep today...
Short review:
1.) Technically impeccable. Nice shooting, excellent command of the tempo, not too slow not too fast; music is well chosen; trailer is not too long -which is good.
2.) I'm afraid that video requires a very good command of video editing techniques, it's not something you or I would be able to do in a short span of time. No Animoto-style service would either. One can see the video is purposely created for this trailer, meaning it's not 'adapting your material to some template, pre-defined style or similar' as you'd do with Animoto.
3.) If anything, and although the theme of the book is clear, for me it lacks a bit further teasing to hook up a potential reader, perhaps speeding up a bit the video -so adding a bit more doesn't make it necessarily to last more- and adding a few more teasers, you know who, what, where...