leveling up your profile, participating in events, earning digital collectibles you can showcase

YMMV.

This makes me feel icky just reading it. All that feels like spam to me.

And it’s great to be able to go into airplane mode, and still have access to your library.

Except not really, as it’s still locked by Steam DRM, and all sorts of factors can break it (like family sharing in my case).

GoG is what true offline gaming looks like, with all features enabled.