Cognito! It's a mechanical motion choreographer for Carrara. You can see the product page at

http://www.digitalcarversguild.com/products/cognito/

Check out the Piston movie, the sample file for that movie comes with Cognito.

Best regards,
Eric Winemiller
Digital Carvers Guild
3D extensions for Carrara
http://digitalcarversguild.com

Eric Winemiller
Digital Carvers Guild
Carrara and LightWave plug-ins