But in those cases you don't know if you actually killed someone or not, you're just launching a shell off into the void. In this case the person pulls the trig

But in those cases you don't know if you actually killed someone or not, you're just launching a shell off into the void. In this case the person pulls the trigger and then watches the carnage live and in IR/thermal. The action of pulling the trigger and the aftermath are inextricably interconnected. As perhaps they should be, but it's certainly not the same as being a gunner in an artillery battery.