Free Culture "is first and foremost a technology-facilitated extension of our normal modes of behaviour, of our normal desires, and this is why it is inevitable, profound and unstoppable."
Review of a neat new tool that provides a cool function for many academics: GPeerReview is a very simple Open Source tool that lets you write a review of a work, embed a hash of the work in your review, and sign that review with your digital signature (using your GPG key).