A must read for all artists. It's focus is on musicians and downloading music...but the idea of global corporations looking to build the road to your "free" content is staggering."Letter to Emily"
It also addresses the various arguments in regards to the justification of stealing content.
This brings up a larger idea of how Social Networks create a forum to "share" work..essentially cutting out the cost of creating content and actually charging the content creator to showcase their work.