You're not wrong, but the fact is that photorealistic graphics sells games. Everytime a AAA title releases gameplay footage prior to release, the graphics fidelity is always one of the most talked about things. Hell, there have been a lot of games where the majority of the hype has been around the graphics quality.
I'm not saying this is a good thing, quite the opposite, but the fact is that game studios are primarily interested in building a game that makes money (because that's how capitalism works), and having the best graphics is a proven way to boost sales. The only way it's going to stop is for people to stop basing their game purchasing decisions on graphics and start basing them on gameplay. But for casual gamers, that seems highly unlikely
At the very least, all their best officers will get transferred to space force. There isn't really any direct earthly parellel to space warfare and logistics, but naval warfare and logistics is as close as it gets