Hi,
It sounds like good news in the lw world : Fprime upgrade, and cool new features in LW... Though FiberFX was quite needed because several cheaper applications got it for now.
Lights and radiosity seem pretty cool too.
Some screenshots from the beta-testers in a looong post :
http://www.newtek.com/forums/showthread.php?t=80311
It remembers me C6 buzz on Daz's forums ;)