The New York Times article on the Eldred v Ashcroft decision provides a solid summary. It breaks my heart that the Supreme Court decided to rule that basically, Congress can do whatever the hell it wants when it comes to copyright law. A 95 year duration on corporate copyrights is fundamentally indistinguishable from eternity, especially when you consider that when the big copyrights from the early 20th century are up for expiration, the lobbyists will slop the hogs in Congress again and we’ll see another extension.