Stack ranking is created by management's inherent inability to trust people. And that, in turn, is created by management's inability to trust in their own abil

Stack ranking is created by management's inherent inability to trust people. And that, in turn, is created by management's inability to trust in their own abilities. This is proved to be true in case of Ballmer and overall Microsoft's performance while under his leadership. These changes are surely a positive sign for Microsoft.