I just posted an update that will expand the time on the evaluation mode a bit. You should be able to get through a preview of most of the presets (all but the starship hull in my tests), but depending on the size of your preview window, you might not get through a second.

Carrara 5
PC
http://www.digitalcarversguild.com/downloads/c5/enhancec.zip
OSX
http://www.digitalcarversguild.com/downloads/c5/enhancec.sit

Regards,
Eric Winemiller
Digital Carvers Guild
Plug-ins for Carrara
http://digitalcarversguild.com

Eric Winemiller
Digital Carvers Guild
Carrara and LightWave plug-ins