An eBay seller calling themselves just3dprint was caught selling thousands of 3D models that were bulk downloaded from Thingiverse. 3D designer and Thingiverse user Louise Driggers aka Loubie discovered that some of her more notable designs were for sale in their store despite having a Creative Common Attribution Non-Commercial license. This type of license clearly states that anyone is free to download, modify, duplicate and 3D print her model freely, however there must be appropriate credit given to her and it cannot be used for commercial purposes of any kind. When Loubie asked that just3dprint remove her design from their store, things got a little ridiculous. Read more at 3DPrint.com: http://3dprint.com/120727/ebay-licensing-3d-models/