Its near c projectile wepons and knowing which pillar volume will be a deadzone next. The floor is lava and all that shields is shooters leashed to proxies leashed to proxies..

> If we ever fight wars in space it will be done by computers trying to out maneuver eachother over millions of miles.

It's entertainment. Dogfights in space with pew-pew lasers are entertaining and make intuitive, if not technical, sense to people who understand how aircraft work. Drones making slight corrective maneuvers and sniping each other at light-second distances isn't entertaining.

You might find this interesting. Detailed breakdown how the physics shape space combat in the highly realistic “Children of a Dead Earth” game. Everything from orbital mechanics to dissipating heat from rail guns. https://childrenofadeadearth.wordpress.com/