Title is tongue in cheek, of course—they probably are gamers. I get that making a game is complex and full of trade-offs, and you can’t please everyone. Still, there are certain design decisions that just feel like they weren’t made by people who play games regularly.
I’ll go first: when mouse sensitivity is unbalanced by default—horizontal movement is way faster than vertical—and the game only allows you to change the overall sensitivity for both axes together.