Today Adobe released the new public beta of Lightroom 3!
Useful links (I did not want to repeat everything other people who are for sure better informed tahn I already wrote):
And for those of you who want to try it out themselves: Downlade site @adobe.com
I will try to keep up with upcoming informations, previews und reviews and I will post more links in the future under this thread. If you encounter anything informative or new feel free to post a comment!