Instruct: Classify Amazon reviews into positive or negative sentiment
Query: A waste of money

I can keep it short: After seeing the success of Dava Sobel's Longitude (which is a wonderful book by the way), the author must have thought that there was some easy money to be earned. So he hastily has put together some facts, and one chapter on the aesthetics of time (of which I completely missed the point). The book is really poorly written, and is full of mistakes (on one page, the author even writes "stanford flemming" instead of sandford flemming. After reading it, it is completely unclear to me why we should credit sandford flemming with the "invention" of standard time....