Putting aside all the ai-recommends-you-eat-a-few-rocks-a-day evidence...
Letting machines incapable of empathy, bereft of accountability for themselves or their creators, make decisions to end one or more lives, is a monstrous idea on its face.
Mechanized warfare has been a thing for generations now. What is the difference between AI and a pressure switch? AI can choose to NOT kill the 13 year old playing football in the field 5 years later.
Ukraine stopped the Russian invasion and turned the war into a stalemate primarily through widespread use of land mines. The chance that those will all be removed after the conflict is approximately zero. Many of them were artillery delivered so no one even knows exactly where they landed. No one cares about war crimes when their own survival is at stake.
Letting machines incapable of empathy, bereft of accountability for themselves or their creators, make decisions to end one or more lives, is a monstrous idea on its face.
Additionally, see https://en.wikipedia.org/wiki/Imperial_boomerang