Experiments with Amazon Reviews
5.8mil reviews, 1.2mil products and 2.1mil reviewers.
A review has 8 parts
<Product ID> <Reviewer ID> <Rating> <Date> <Review Title> <Review Body> <Number of Helpful feedbacks> <Number of Feedbacks> <Number of Helpful Feedbacks>
Industry manufactured products “mProducts”
e.g. electronics, computers, accessories, etc
228K reviews, 36K products and 165K reviewers.