The version of RetroArch on Steam is mostly the same as the one available on the official website or through itch.io, except for the way users download cores -- which are what let RetroArch emulate different systems. Instead of using the "Core Downloader" in RetroArch itself, users have to download...
https://www.techspot.com/news/91250-emulation-aggregator-retroarch-now-steam-free.html?utm_source=dlvr.it&utm_medium=blogger
https://www.techspot.com/news/91250-emulation-aggregator-retroarch-now-steam-free.html?utm_source=dlvr.it&utm_medium=blogger