Pretty wow, eh:

JCN Japan Corporate News Network - TOPPAN and Sony Successfully Develop 25GB Paper Disc: "TOPPAN PRINTING CO., LTD (TSE: 7911) and Sony Corporation (TSE: 6758) today announce the successful development of a 25GB paper disc based on Blu-ray Disc technology. Details will be announced at the Optical Data Storage 2004 conference to be held from April 18th to April 21st at Monterey, California. Using the disc-structure of Blu-ray Disc technology, the new paper disc has a total weight that is 51% paper. The two companies jointly began this optical disc project approximately a year ago. Blu-ray Disc is commonly known for allowing more than 2 hours of high-definition program recording. Hideaki Kawai, Managing Director, Head of Corporate R&D Division, TOPPAN CO., LTD commented: 'Using printing technology on paper allows a high level of artistic label printing on the optical disc. Since a paper disc can be cut by scissors easily, it is simple to preserve data security when disposing of the disc'."