Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Machinery's Handbook 27th Edition CD (Machinery's Handbook (CD-ROM))

This is nothing but overly secured PDF file that takes more time to use than the old book. This is poorly done with no effort towards user interface. An internet connection is required for the live math to work. I use the book often and was exited to see it on CD. I am extremely disapointed by the CD version. I think I will stick with the book until they decide to actually make a PC version that is useful. I