The logic that Epic and Unreal Engine will do something similar as Unity doesn't track for me. The argument hinges on the premise that Epic, who operates their own game store and is courting developers aggressively with generous revenue split, is willing to burn their bridge with developers for questionable increase in profit; in addition it presumes that the plain old revenue share model that Unreal Engine utiltizes…
I think this comes down to ambitions. Unity wanted to be an advertising company and when that goal started slipping away, they did something drastic. Epic wants to be a store and a virtual production platform. Who knows what they’ll do if those goals seem impossible. It’s also worth remembering that Epic isn’t the good guy here. When incentives align, most corporations are capable of some pretty awful stuff. With Epi…
Epic "being a store" just happens to allow them to collect a ton of personal data and push a whole lot of ads. Seems like they want to be in advertising too.