Eric Lempel, Director of the PlayStation Network Operations, has given us a quick heads up that a new
PSP firmware update, version 4.05, will be released soon. This update is primarily for the people who listen to music on their
PSP. It brings brand new visualizers for music playback, among other features. We will keep you updated as more information is released.
Edit:Well Sony have delivered their promise and have releaed official firmware update 4.05. Go ahead and try it, be sure to comment on what the features are.
Here is the update features:
-New Visualizers