3d printing and IP

Some interesting articles about 3d printing and IP:

• the-next-napster-copyright-questions-as-3d-printing-comes-of-age.ars
• Thoughts-on-copyright-questions-as-3D-printing-comes-of-age.html

Where is it heading? Check out a couple of SF books/writers:

• Cory Doctorow - Makers
• Charles Stross - Rule 34