I guess I'll be the first with screenies. I havn't had a chance to get past the first scene. First, a little comparison.
No AA, all settings max
2x2 SSAA, all settings max
SSAA cleans the image up nicely and, oddly enough has the added benefit of enhancing some of the bloom effects. Notice the light on the wall without AA and with it. Here's a few more for good measure.