Imke Feldmann points out a problem with trying to use Power BI to generate financial reports:
Although this might not be what the inventors of Power BI had in mind, large lots of folks are trying to create classical financial statements in it. And putting aside the afford that might go into getting the numbers right, there is still a major drawback to swallow:
Click through for a depiction of the problem and then go vote for this on Power BI Ideas.