Last month NVIDIA organized a conference for anything related to "Compute" area.
You can find additional archives here : www.nvidia.com/gtc
Many GTC talks are archived here : www.nvidia.com/gtc2010-content
I contributed to GTC with a talk related to how to perform complex effects using CgFX. This is directly related to a previous posts in this Blog ( http://lorachnroll.blogspot.com/2010/03/mixing-nvidia-technologies-thanks-to.html )...
"Advanced Effects using CgFX" is here : http://nvidia.fullviewmedia.co m/gtc2010/0921-c-2056.html