SteamOS Beta Improves Steam Deck Play & Libraries over 1,000 Games

SteamOS beta improves gyro aiming and Nintendo Switch Pro Controller support, giving Steam Deck players smoother controls in ...

Steam Proton will no longer forget the entire reason it exists if you have a humungous library, as of the most recent client beta

To be fair, I also forget why I exist sometimes.
TweakTown

Steam games come to Xbox PC app with new aggregated gaming library update

TL;DR: Microsoft's new Xbox PC app update introduces an aggregated gaming library, allowing users to launch and manage PC games from multiple storefronts like Steam and Battle.net in one place.
TechSpot

Microsoft might soon integrate your Steam games into the Windows Xbox app

Forward-looking: It appears Microsoft is gearing up to overhaul the Xbox app on PC to integrate Steam and other game launchers. A leaked mockup image briefly posted by the company showed the new Xbox ...