This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
No, notifyDestroyed() will not call destroyApp(). Notify will just tell application management that midlet entered Destroyed state, but it will not release resources that has to be done through destroyApp. API is clear on it, dunno why that confusion in second linked post