It is an effective argument though, and the left is widely mocked by the right for simultaneously believing that only government should have the necessary tools for violence, and also ACAB.
Assuming ML systems are dangerous and powerful, would you rather they be restricted to a small group of power-holders who will definitely use them to your detriment/to control you (they already do) or democratize that power and take a chance that someone may use them against you?
Communists and anarchists understand that the working class needs to defend itself from both the capitalist state and from fascist paramilitaries, thus must be collectively armed.
It’s only a kind of liberal (and thus right wing) that argues for gun control. Other kinds of liberals that call themselves “conservative” (also right wing) argue against it and for (worthless) individual gun rights.
Assuming ML systems are dangerous and powerful, would you rather they be restricted to a small group of power-holders who will definitely use them to your detriment/to control you (they already do) or democratize that power and take a chance that someone may use them against you?