I think even before AI becomes intelligent enough to potentially destroy us. They will be intelligent enough to get used as smart weapons that are controlled by

I think even before AI becomes intelligent enough to potentially destroy us. They will be intelligent enough to get used as smart weapons that are controlled by only a handfull of poeple that seek to controll the world. For Atomic bombs you still need a lot of people to keep them working and effective. AI Robots on the other hand could work, repair and advance themself.