JavaFX still has a long way to go!

I am not sure when it was launched but I just happened to see JavaFX site! One look things are quite impressive, but as you navigate I just lost the impression. I must agree that the effects are great but it was slow at certain point of time. Even made me feel that my browser had hung! But Firefox handled everything smooth. The site do not feature any demo on available widgets but have really good videos and access to preview SDK. Comparing JavaFX to its competitors, Flex and SilverLight are way ahead. Even though the FX coding seems very simple Sun needs to have a look at trimming JRE. They have been doing this with the lastest Java SE which is still in beta stage. JavaFX