Asteronimo has written this great script based on TIG's Slicer Plugin. The New plugin called SliceModeler.rb allows to slice the model in two directions to generate the necessary slides to build it on the real world.
This is extremely useful when trying to reproduce curves surfaces (or their skeleton), and I can imagine it could be used on models of ships or to create the base for a complicated terrain.
To get more details, go through the following video tutorial.