They’re doing wonders for PC gaming in terms of getting you to consume more of their product. It’s okay to enjoy that, it’s also recommended to stay aware of the fact that businesses primarily care about making money. I assume that you’re capable of doing both.

Steam allows DRM-free games, but does nothing to incentivize them. You cannot download games without their proprietary client, and some games still have DRM on Steam while being DRM-free elsewhere: https://www.pcgamingwiki.com/wiki/Batman:_Arkham_City