I want to live in a software universe I have a hope of understanding. Java is boringly 'regular,' yet well designed and popular enough that it seems like a good basis.
Scala Lift - looks like a great high performance web app server
Some reasons I like Java, from a Python/Zope user. But contrary to what many people believe, IDEs such as Eclipse do not specialize in code generation, but rather managing large sets of resources.
Jasypt - mid level encryption libraries - http://www.osflash.org/red5 - open source Flash server
Spring mvc controller processing diagram - http://mikenereson.blogspot.com/2007/02/spring-mvc-controller-processing.html
 Framework parts
Almost portlets - http://today.java.net/pub/a/today/2006/05/04/almost-portlets.html
Bite the Struts 2 bullet?
 Dynamic language on the JVM
- Rhino in Spring - http://www.theserverside.com/news/thread.tss?thread_id=44389
 Java Applications
 Non Technical