http://www.adobe.com/products/photos...sext_info.html

Photoshop CS3 Extended

New to the Photoshop family, Adobe Photoshop CS3 Extended delivers everything in Photoshop CS3 and more. Render and incorporate 3D images into your 2D composites. Stop time with easy editing of motion graphics on video layers. And probe your images with measurement, analysis, and visualization tools.
Ideal for:

* Film, video, and multimedia professionals
* Graphic and web designers using 3D and motion
* Manufacturing professionals
* Medical professionals
* Architects and engineers (AEC professionals)
* Scientific researchers
I have no idea what exactly this is. A "mashup" between CS3 and After Effects maybe? Hmmmm ...

Fredi