Hello,
Today on my older WIN XP box a java update run and a message pops up that java 8 should run only on a newer OS.
And you could use java 8 only on your own risk on XP.
http://www.oracle.com/technetwork/java/javase/8-whats-new-2157071.html
Note: First feature is Lambda Expressions!!
Hopefully newLISP will continue to run on the latest java 7.
Regards