I honestly didn't find this that bad. I think the rating should be a tad higher. It's mostly because it was interesting to learn that stuff. All I had to do was pause the video and look at it sideways. I knew most of those things. Dang, I really should have made one for this.
A pity I don't know how to use flash. I thought the falling dream was the most common one. Well, you did say it was just ONE of the most common dreams. The thing about China makes sense. There really wasn't much need to make this sideways.