Their games have gotten wide as the ocean and shallow as a puddle. The mechanics and quest design are so simplified and shallow. Skyrim and Fallout 4 are more like action games with some light RPG elements. As noted by the comment below, they’re chasing trends. Newer games can’t compare to options you have in New Vegas or even Morrowind.
How many of those child protect acts has it been already? It gets rejected and they keep coming back. If I were a cynical man (as opposed to apple cheeked bunny rabbit of a boy) I’d say it doesn’t have anything to do with children.