If stuxnet [1] is a possibility, then yes, these attacks are a thing in the real world. They may be rare, but I think nation states are very interested in resea

If stuxnet [1] is a possibility, then yes, these attacks are a thing in the real world. They may be rare, but I think nation states are very interested in research like this for precisely the reason that this could happen to them. [1] Stuxnet had compromised airgapped computers