Unglue.it is not even in beta yet, but it is raising a lot of eyebrows: Can you use a pledge campaign to raise money to induce a copyright owner to put their publication into the public domain? The owner gives up future royalties in exchange for a one-time payment, raised from a crowd of interested people in small amounts. (Compare Kickstarter.com) It’s an intriguing thought, and I will be very interested to see if it flies. Here’s a brief video in which Unglue.it founder Eric Hellman is interviewed by my friend David Weinberger.