Entity Data is a handy little API to make module builder's lives easier. If you need to build a module that adds functionality and data to an entity, no longer will you have to implement your own CRUD and export/import support.

A module builders dilemma

Fields are a powerful way to add data to Drupal entities. However, sometimes fields can be rather cumbersome. Particularly when you want to add something and thus attach fields to entities that already exists.... Read more