I think that the "Will-to-Power" referred to in this conversation between Harari and Bilyeu in combination with a dominant, premodern developmental (reality-interpretive) level is particularly dangerous, especially now that existentially-threatening technologies have been developed by individuals of a dominant modern (reality-interpretive) developmental level. This is because in the pre-modern, mythic, ethnocentric level of development regarding how individuals interpret reality as per their identities, values, interpersonal affairs (and other important lines of development), the Will-to-Power is particularly justified with absolutist doctrinal ideas much more readily than at the modern-rational and subsequent levels and people seek absolutist doctrinal solutions based on ethnic belonging. It is not a world-centric stage of development in which all of humanity is "us". Only those that are like us culturally or ideologically and, often, racially... are "us....