NetBeans 6.0 has plenty of fixes now to be labelled 6.0.1 Roumen's Blog: NetBeans 6.0.1 Also, NetBeans 6.1 Beta released : NetBeans 6.1 Beta info which has some great new feature, especially better performance
It looks like the JavaVMs/JDKs have been updated for security fixes. Sun security blog 4 March 2008, Sun will release the following security updates: * JDK and JRE 6 Update 5 * JDK and JRE 5.0 Update 15 * SDK and JRE 1.4.2_17 * SDK and JRE 1.3.1_22