Since my post last Friday about alternatives to SOPA/PIPA, I have started to talk to a bunch of people about the idea of a decentralized content registry. Here are some thoughts and questions that I have been kicking around since then. A decentralized system could offer a new revenue stream for existing registrars and certificate authorities who are already at least partially equipped to deal with issues of verification. By having a competitive situation from the start the price for content r...