This. When you install a desktop environment (DE) in most Linux distros, it's just available, not forced on you. Then, as OC said, you can choose which to use each time you login.
Try them all, decide for yourself. This is the way.
all I come across on social media regarding gaming is about resolution, ray tracing, DLSS/FSR, frame rates, frame time, CPU and GPU untilization, and all of that stuff,
That's because those are measurable factors in a game, things that can be objectively measured. "Fun" and "playability" though are subjective, so a journalist has a harder time telling you if a game will work for you.
I mean... maybe