JDK 6.0 is Now Available

        Sun Senior Architect Murali Kaundinya discussed new features expected to be added to J2SDK 1.6, which included support for multitasking.    
       The new feature will allow multiple tasks to be isolated and run concurrently within the same VM.
  
http://java.about.com/gi/dynamic/offsite.htm?site=http://www.java.net/download/jdk6/binaries/