Yes, Governments have a monopoly on violence.

It’s not inconceivable that violence will be necessary to control AGI at some point.

One of the many ethical questions we should answer before even attempting to get closer to an AGI.

Once a digital intelligence is discovered, does it have rights? Can it be enslaved, controlled, or destroyed? If an AGI can't be granted similar rights as a human, why are corporations legally treated similarly to humans?

I bet guns kill computers too.

Very effective on single computers whose location you know. Not so much when you're trying to make sure you've got all the backup copies.

And a stick can kill a bear. That doesn't mean its effective or the weapon you should choose if the situation for self defense arises.