lighting choice for boat cabin

Here is how i set up the Cubemap in the material and what it looks like on a wall, it is slightly overdone on purpose, i think what is missing is the roughness based blur you mentioned, please let me know if i’m doing things the right way

http://i.cubeupload.com/vTbZOe.jpg

http://i.cubeupload.com/mNqgNB.jpg