It seems like Microsoft has realized its Windows FSE isn't enough to match SteamOS game mode — but it has a new project to solve it
Microsoft is currently in an ongoing battle to improve Windows 11 for idle use and gaming to compete with SteamOS, and it has a big plan for it.

Source: TechRadar
Microsoft is currently in an ongoing battle to improve Windows 11 for idle use and gaming to compete with SteamOS, and it has a big plan for it.