Google’s getting credits for Android being a platform without walls since 2008, but it was almost never possible to jump the fences for the layperson.
When I look back at the last 15 years, I feel nothing but we got conned by the biggest Advertising company disguised as a tech company, to trust they will hold their users in front of their profits, or keep any of their promises.
SteamOS is compatible with fuckloads of gamepads and gaming peripherals from JoyCons (+ Gyros) to Airpods (Mode switching etc). It might not be best for the custom hardware though.