I would piggyback on the people saying to get a PC, and think about building a home theater PC. You can use steam big picture mode to make it act like a console, but you can also use it for other things. You can even use steam’s streaming capabilities to stream to other devices on your network like your phone or laptop if you want to be elsewhere.
I’m pretty sure KDE neon is only meant for testing KDE applications and so isn’t guaranteed to be stable with anything but those packages. Other distros should be maintained with more general-purpose use in mind
I would piggyback on the people saying to get a PC, and think about building a home theater PC. You can use steam big picture mode to make it act like a console, but you can also use it for other things. You can even use steam’s streaming capabilities to stream to other devices on your network like your phone or laptop if you want to be elsewhere.