ok found a hotfix for 11.6
http://news.softpedia.com/news/Download-AMD-Catalyst-11-6-Graphics-Driver-Hotfix-206592.shtml.
still there but it's much less apparent now. still has the visual effect of creating heat shimmer if not the graphical effect of darkening the area.. and for some reason with the 1.8 patch Crytek saw fit to reduce wall collision? I can now look through the walls and step 1/2 way through them.. very poor Q&A testing on there part. Guess they should have used the unreal 3 engine. HA!