True, but it's still a slippery slope. Can't wait for the day where the decision of who to shoot is outsourced to call centre-like environments in India where people will be paid peanuts to decide who lives and dies. /s
We can ban anything we want but countries still make them and force the hands of others to counter it. How many hundreds of thousands of tons of chemical weapons still exist?
Just making the illegal more illegal does nothing but mollify a few here and there but certainly lets politicians grand stand as if they accomplished something.
Weapons of war deserve no mercy, since these robots will exist then the only logical solution is design systems to take them down. Weapon systems can certain be designed to take down anything mechanical and ignore people. If anything depriving the petty war mongers out there of their weapons to use against people might be the only worthwhile outcome of this technology.
They only way to get rid of mines is to make them useless. Robots can make them useless, because they can spot and disarm or label mines automatically, or just step on them.