DisplayFusion is a fantastic (and free) new application that can make your dual monitor (or triple monitor or more) life much, much easier! From allowing you to use a different wallpaper on each monitor, to integrating with Flickr for image searching, to providing hotkeys for managing your application windows.
Google Desktop Search can help you find web pages you´ve previously seen, email you´ve sent or received, IM chats, and files on your computer.
Google Desktop Search finds:
* Outlook / Outlook Express
* AOL Instant Messenger