This week's book giveaway is in the Mac OS forum. We're giving away four copies of a choice of "Take Control of Upgrading to Yosemite" or "Take Control of Automating Your Mac" and have Joe Kissell on-line! See this thread for details.
Most objects referred-to by static variables will never be garbage collected. To be garbage collected, the class containing the static variable needs to get unloaded. That will only happen when its class loader gets garbage collected.
If the class was loaded by the system class loader (i.e. off the classpath), it will never be garbage collected, because the system class loader is never garbage collected.
Betty Rubble? Well, I would go with Betty... but I'd be thinking of Wilma.