You can still buy lots of DRM-free games today, most notably on GOG, but many offline games on Steam also ship without DRM and can be launched without running Steam.

I don’t think this image is AI because of the background composition. While I agree the pattern on the right arm looks a little weird, that alone doesn’t proof it’s AI. It could be edited using AI but might just be photoshopped. Also you shouldn’t trust AI detection software, it doesn’t work.