Hi!
Here's a good discussion about the CraftRobo, which some paper modelers are starting to adopt:
http://www.flying-pig.co.uk/fpvanill...onID=55&page=1
Most are reporting it's good if you want to cut out several copies of the same model.
One of the downsides is that the blades are rather pricey...
Terry
Ping-Pong Ball Cannon and N/Z scale Old West paper models (free samples) at:
http://www.paperbeam.com