Who wouldn't get excited about an endless source of energy? Half our wars are over it. Oooh, and maybe we could jigger a thing that lets you keep a little bubble around you at exactly the temperature you want, so you could go to the desert or the snowfields or anywhere and not have to worry about changing clothes! That would be pretty cool, right?

[She sounds more excited about temperature control than world peace, but hey, at least she's not thinking about weaponizing it.]