Cruelty would imply a conscious, sentient subject, you can't be cruel to a machine. At best, you can be careless in your use of a tool, causing premature wear a

Cruelty would imply a conscious, sentient subject, you can't be cruel to a machine. At best, you can be careless in your use of a tool, causing premature wear and deterioration. In this case, you could theoretically argue about being cruel to the human operator behind, but that's quite a bit of a stretch. They gave billing access to a poorly controlled machine.