OS X Lion grows similarity with IOS in the way it manages applications to decide for itself the closure of an application to free resources. This function of "automatic termination" of applications, a real break from the multitasking system is supposed to improve "user experience" according to Apple. The Cupertino company said that the role of traditional + Q is minimized with OS X Lion, the benefit of an automatic management of application state - the beta of OS X Lion pushed to its logical conclusion by not doing the lights appear in the Dock. Lion OS X has two distinct ways to leave, or rather interrupting an application automatically.
