Their website is quite hype prone:

>The Standard for Modern Applications

>MongoDB 3.0 features performance and scalability enhancements that place MongoDB at the forefront of the database market as the standard DBMS for modern applications.

>Also included in the release is our new and highly flexible storage architecture, which dramatically expands the set of mission-critical applications that you can run on MongoDB.

>These enhancements and more allow you to use MongoDB 3.0 to build applications never before possible at efficiency levels never before attainable.