Facebook stated clearly on the developer site that they are just as hectic as their users who complaining about the massive use of Facebook apps in the user profiles.

Because of many users complaining about this “abuse”, Facebook will soon launched a tool that will allow users to move or hide all but their favorite apps to what they called “extended profile” section.

Facebook also stated that they believe this changes will allow users to interact with all of their Facebook apps in a more meaningful way.

More info: http://developers.facebook.com/news.php?blog=1&story=64