AI's not all bad, right? Besides total annihilation, Musk offered another vision: the potential for AI to take a self-appointed role as a global peacekeeper or, as he phrased it, become our "uber nanny." This hypothetical AI would prioritize human safety by assuming control of all computing and weapon systems on Earth. "One way to achieve world peace is to take all the weapons away from the humans so they can no longer use them," Musk said during an interview with the Wall Street Journal.