
The recent update made to SteamOS last week is indeed "related to third-party device support for SteamOS," according to Valve Designer Lawrence Yang.
This was confirmed by Valve in an interview with The Verge on Tuesday. And it's not a complete shocker but rather a matter of time. Valve had claimed during a The Verge interview back in 2022 with Valve Coder Pierre-Loup Griffais that the company wanted SteamOS to come to other PCs.