Check out Daypop's new Amazon's top Wish Lists. It will show you what all the bloggers are wishing as well as a slew of other stuff. Kind of interesting what people are wishing for.
Some items are broken out like books and music. It's interesting to me that 30 years later the Beatles are still one of the most popluar groups in America (and Japan too)
Scroll down to the bottom of the page to see what's been most recently added to someone's wish list. Kind of an interesting way to get a recommendation. Like how about this one