It's all about Power. In an organisation, the person making the "biggest decisions" (largest budget, biggest plan, further in the futur) is the facto at the top

It's all about Power. In an organisation, the person making the "biggest decisions" (largest budget, biggest plan, further in the futur) is the facto at the top of the hierachy and calling the shot. SCRUM is all about making sure developers are not involved in long term planning and allowing non-technical people to be in charge.