Also, that article isn’t measuring SteamOS in the first place. When you look at the steam survey with the default filters it won’t list SteamOS. If you switch it to Linux only it will show SteamOS as 36.47% of Linux installs (0.84% of all steam installs) so it’s clearly not feeding into the Arch percentages.
Steamos identifies itself as “SteamOS Holo”.
Also, that article isn’t measuring SteamOS in the first place. When you look at the steam survey with the default filters it won’t list SteamOS. If you switch it to Linux only it will show SteamOS as 36.47% of Linux installs (0.84% of all steam installs) so it’s clearly not feeding into the Arch percentages.