Here are a few links to articles on copyright. The issue wont go away any time soon. The issue is so complicated. Is posting these links in violation of copyright? Probably is technically, but I am happy to take any down if asked to.
MySpace Moves to Protect Copyright Holders
Universal Music Sues MySpace
Sony’s Grouper Picks Fight With Searchles
Controversy about our "Web 2.0" service mark
Web 2.0 vs Copyright 1.0
The Web 2.0 Awards Zeitgeist (not really about copyright but 2.0 is at the centre of all copyright issues).
Yahoo! China faces new copyright law
Wikipedia on copyright
10 Big Myths about copyright explained
Breaking the Links
Creative Commons Deed
YouTube Debate with Mark Cuban v. EFF's Fred von Lohmann