Upload & Sell: On
I do begin to get a sense of the model feel, but only once I read your post. My initial look at the rendering left me curious as to what was going on in the stands. I agree with Joe, this is on the verge.
Maybe consider more blurring, give it a little more time in the oven? If it's possible to really really obscure the crowd, that might give you the effect you're really seeking.