Databases are not always easy to use. Finding the right table can be tricky even with a tool like Crystal Reports. For example, it could be easier for a person to map things even if they don't know the difference between and inner and outer join. This would be a place for CR to improve.
Overall, the goal is to get information to executives in a timely manner. Reports drive decisions, and this is what Crystal provides. It allows marketers to create reports from live data, and format the reports however you'd like.