Robotized armies are already here, and they look nothing like steel skeleton humanoid Terminators, they are more like cheapest four propeller drones with an anti-tank mine strapped with zip ties, naked wires with no cover, because it’s single use.
We can control AI just fine. We cannot control corporations, who use sloppy AI for important decisions. A few court cases for unfair hiring practices will solve the problem rather quickly, it won’t be AI who will get fined, it will be CEO.
Yeah, you could probably achieve 15% cooling efficiency with regular old nitrogen or methane instead of fluorocarbons.
It depends on how rich you are. CEOs have their own, reduced edition of the law.