Imho it’s not a good idea to parade POWs in front of cameras and broadcast it everywhere.
Hey, who cares about the Geneva Convention on land warfare anyway?
5.56mm
The Russian occupiers are shelling Ukrainian positions with ammunition prohibited by the Geneva Convention. We are at war with fascists who do not know any honor of waging war
https://twitter.com/i/status/1568236224413929473
The Allies also did it in WW2. There are lots of pictures of mass surrenders and POW cages, in Tunisia for instance.
The Russians did it quite a lot in the case of Mariupol.
And, of course, turnabout is fair play.