So where does 12% fall when you provide nothing but optional DRM, hosting and payment processing?

Does Microsoft earn their 30% cut on Xbox since they do provide the OS, hardware development and gaming APIs?

> So where does 12% fall

Wherever competing services drive it. If Epic can charge 90% margins while remaining attractive to users, more power to them.

> Does Microsoft earn their 30% cut on Xbox

It's an irrelevant comparison. No serious person can accuse Microsoft of having a gaming monopoly.