Holographic storage. Seriously. The current technology has a 50 year archive life. http://www.inphase-tech.com/products/default.asp?tnn=3 http://www.inphase-

Holographic storage. Seriously. The current technology has a 50 year archive life. http://www.inphase-tech.com/products/default.asp?tnn=3 http://www.inphase-tech.com/products/default.asp?tnn=3