yes, game engines are highly complex programs with decades of development, problem solving, and bug squashing under their belt. Fortunately there’s about to be high demand for a foss engine so I imagine Godot will get pretty good, but it’s got a long way to go.
I’m gonna give the devs the benefit of the doubt and say maybe they don’t want to ship compressed textures by default since plenty of people will need them to play on ultra settings, but a modder can cater to the smaller, dedicated fanbase on the steam deck. but idk I’m not a dev