1. Aims to be a unique enough MongoDB development book for book market.2. This book covers Java, but also includes some PHP, Ruby and JavaScript scritping (Node.js) programming languages with MongoDB. 3. MongoDB is a top tech trend in IndeedJobs.com and ranked 1st in document store NoSQL Databases and ranked 4th in all databases (relational or NoSQL).4. MongoDB, NoSQL, Java, JavaScript, Ruby, Hadoop are very relevant memes for revenue from book database...