New Essential mods: The Blind Needs Challenge

http://sims2idea.tumblr.com/post/172513588549/hexagonal-bipyramid-yes-you-correctly-read

I am not sure to put this as Essential CC or Unmissable CC. I'd say Essential 'cause it really sounds challenging and fun, but it might be making the game to hard for the way I play it.
So I call it Essential, but I don't put it on the list of Essential CC.