Please, no pie in the cube! (@nimrodon)
To DirectQuery or Not to DirectQuery, that is the question.. (@kjonge)
Power BI Desktop December Feature Summary
Power BI service October and November feature summary
Announcing Power BI Premium support for larger datasets
BONUS ITEMS:
Design Concepts To Help You Create Better Power BI Reports (@mmarie)
Power BI Embedded Infographic (@guavaq)
List.Accumulate Hidden Gem of Power Query List Functions in Power BI (@Rad_Reza)
SSAS TABULAR MODEL DOCUMENTER WITH POWER BI WITHOUT DMVS (@biinsightnz)
Announcing Data & BI Summit in Dublin, Ireland 24-26 April 2018