I uninstalled Java several months ago. I only had one program that needed it, and I figured out another program to use for that task.
Remember that Java and JavaScript are two different things from different companies.
These two podcasts will get anyone who wants it up to speed, even though they’re a few months old.
http://www.grc.com/sn/sn-367.htm
http://www.grc.com/sn/sn-368.htm
Perhaps this might be a good time to review how to uninstall in Windows, Mac and Linux?
(saying that partly, from personal lack of experience at it)