SSRS looks like it is making a comeback. And if the MSFT postings are true, Power BI will eventually run on the new 2016 SSRS engine (but when is unknown). You can find an article on Redmond Magazine that goes into detail about the SQL 2016 changes for SSRS.
SSRS Steps up in the Shadow of Power BI
https://redmondmag.com/articles/2016/05/01/ssrs.aspx
The more you are prepared, the less you need it.