Anyone check the Terms and Conditions to see what info they’re harvesting, or whatever the angle is?
Anyone that works with 3D CAD (such as SolidWorks, Pro/ENGINEER, SketchUp, etc) should take a look at this 3D application:
http://www.quadrispace.com/downloads/index.htm
There is a free personal edition here for importing 3D models and creating interactive 3D PDFs from them.