"Legal Aspects of Web 2.0 Activities: Management of Legal Risk
Associated with Use of YouTube, MySpace and Second Life"(pdf), considers general issues created by these social networking sites as well as specific issues created in each case. (via The House of Commons)

I saw Professor Lessig speak in Brisbane 2 years ago. He has a distinctive presentation style.

At TED this year he distilled his argument into an entertaining, but persuasive, 20 minute presentation on the nature of copyright, youth culture and technology. Do we want a "read only" culture (where use of original material is restricted) or a "read/write culture" (where original material can be adapted)?

Watch the video here.