For these whom may be interested in new stuff about Java 7 here is web broadcast from few days back Java 7 Celebration Webcats

PS: Didn't watch it yet so have no idea if any good :D

__avd commented: :) Improved VM. It will run scala/jruby/groovy better. +15

more Me2! features than ever before. The JCP is turning Java into Ruby# for the sake of winning popularity contests among schoolkids it seems.

Not recommended.

commented: There is always room for improvement. :) +15