Marco Russo has some bad news for us:
As one of the founders of OKVIZ—a company dedicated to producing custom visuals—I have been following the recent developments in Power BI Desktop with particular concern. This issue, however, extends beyond our company and affects many other organizations that rely on custom visuals to enhance their business intelligence solutions. For this reason, I use my blog on SQLBI to reach a larger audience.
Click through for the problem. Marco has an update that Microsoft pledges to have the problem fixed with the March release of Power BI Desktop.