In the LN Hiro ruminates on how many times he lost his in game ships and had to start over from scratch.
While his crazy powers will be explained much later, he is as skilled as he is because he played a video game which had infinite retries.
Real life does not have this feature so everyone...
Katsuya's AI is kinda dumb. So what if he slightly responds to your influence? You can't manipulate him entirely and he's a huge liability.
Just cut your loses and let the superior Alpha/Akira team take over.