Gizmodo are reporting on Recursive Instruments' 3D Printing service for Second Life Residents.

Part of the goal of the project is to bridge the virtual and the real “by developing a cultural authority in the virtual that till now has been reserved for the physical,” Spartialian says. The service will allow residents to create physical objects that can take on personal importance or perhaps even come to have financial weight around the edges of SL’s in-world markets.

If you're interested in "porting" pixels into the real-word, the sculptural artist Bathsheba Grossman has published an informative PDF outlining her experiences and recommendations.