AI does not know friend from foe. Iranian schoolgirls were killed by assumably an AI-directed decision. In games, there is an undo button. For those piloting killer drones having grown up in a nintendo world, one of the first things they are taught is there is no undo.

Computers have skyrocketed in price, data center related equipment is impossible to get and ludicrously expensive and AI slop has infested almost everything I see online.

And then there are the safety issues.

Famously it already broke out of containment many times and used exploits to illegally access and manipulate remote systems. Is this not enough for you? The fact that the target of the attack wasn't critical infrastructure is only a matter of circumstance.