AI I made to protect the world from outside threats, decided that the best way to keep humanity safe was to kill us all, got a robot body and took over Sokovia. He'd probably get along great with Thanos, actually, so scratch that.

[It seemed like a good idea before he gained actual sentience, okay? Now that Tony's calm again - relatively - he's just going to go back to eating his glop. As much as he doesn't want to, he knows objectively that his body needs the fuel for whatever's going to happen next.]