There needs to always be multiple game stores to keep prices in check. Steam can not be the only option or prices will skyrocket. See game console stores for reference. I use Playnite to seamlessly bridge my game libraries from Steam, GOG, Epic, Amazon Prime, itch.io etc. This is the way.
GOG adding cloud gaming support via Amazon Luna "soon" (www.eurogamer.net) angielski
What's up with Epic Games? angielski
I can’t seem to find that one comment explaining the issue with them…...