Change is driven by people who want to take part, not only by mandate: leaders let people decide whether to join and give them genuine permission to step up and act, because change imposed from the top seldom lasts, even though some have-to elements will always remain. People who want to achieve the opportunity buy in more readily and persist through difficulty.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.