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Re:Lion Is a Quitter by program on Tuesday August 09, 2011 @06:47PM (#2865843)
It's called auto-termination:

http://developer.apple.com/library/mac/#documentation/Genera...

Only applications that support auto-save AND set NSSupportsAutomaticTermination to YES do quit when there are no open windows.

Re:Lion Is a Quitter by maqr on Tuesday August 09, 2011 @09:09PM (#2866271)
So it should be a pretty easy hack to disable NSSupportsAutomaticTermination across all apps, if somebody felt so inclined.