User blog comment:Rupert Giles/Layout Changes: Breakpoints and Typography/@comment-25580537-20150520155511/@comment-126761-20150520160054

As mentioned below, there is a know bug that is causing some text on Walls, Forums and Blog posts to appears larger than intended. The font size tweaks on Desktop XL is intended to be more subtle that is currently appearing in some areas. We're working on a fix.