We were recently introduced to Robo3d and their exciting line of 3d printers.
Here are a few videos with regards to their products:
An overview of the advantages of creating your world-->
and a cool one on how to make a bow tie-->
and finally a Celtic Skull with nice electro-techno music-->
and an overview video from Rasim Muratovic-->
and one by Barnacules Nerdgasm a fellow tech nerd blogger-->