As you have probably seen by now, the JavaFX 2.0 Beta was released a few days ago. See some screen shots and read up on it here.
Osvaldo Pinali Doederlein has written about his first impressions with the JavaFX 2.0 Beta. Very detailed analysis, definitely worth reading.
Finally, as you may have noticed, the JavaFX 2.0 Beta currently is windows-only. That has some developers wondering whether JavaFX 2.0 will be cross-platform. Richard Bair says: Absolutely.