On the contrary, as of now all appointments are conducted by Kings and Dukes which offers a much stricter control of key positions. If there is a title-inheriting system that goes around those tiny cliques, it will actually make characters not in good graces with the powers that be more likely to get into positions of power.
What makes someone not in good graces with the powers that be more likely to get into positions of power by being appointed as one's heir than for someone not in good graces with the powers that be being appointed to a position? It seems much more likely that this would be used to solidify one's power clique even moreso.
