Nothing. Also, why do you keep changin the requirements? First it was “you can’t run Linux”, then it became “you can’t run a mainline kernel”.

Can you run Linux on your cellphone, can you run Linux on the Raspberry Pi 5?

Yes and yes. In fact, I currently do both of those.

I’ve always thought that moving to the internet was the worst thing to happen to consoles. Now they have all the downsides of PC gaming, with all the downsides of console gaming.