Not sure if people have seen this. Lightroom 4 is now in open beta.http://labs.adobe.com/technologies/lightroom4/
Some interesting new additions in there.
New Features in Lightroom 4 Beta
Highlight and shadow recovery brings out all the detail that your camera captures in dark shadows and bright highlights.
Photo book creation with easy-to-use elegant templates.
Location-based organization lets you find and group images by location, assign locations to images, and display data from GPS-enabled cameras.
White balance brush to refine and adjust white balance in specific areas of your images.
Additional local editing controls let you adjust noise reduction and remove moiré in targeted areas of your images.
Extended video support for organizing, viewing, and making adjustments and edits to video clips.
Easy video publishing lets you edit and share video clips on Facebook and Flickr®.
Soft proofing to preview how an image will look when printed with color-managed printers.
Email directly from Lightroom using the email account of your choice.