Reddit’s decision about 3rd party apps and API changes actually made business sense. Not only was their content being pilfered on Reddit’s expense, but a decent portion of their user base were using 3rd party apps that didn’t collect as much data nor serve Reddit ads like the official app. At the expense of losing a decent portion of their community, moderators, and any goodwill their userbase had towards them, Reddit now has all their mobile users on a single, add ridden app that they own and can collect as much data as they want going forward as well as ensures that they get paid for AI API usage
Unreal Engine royalties only start after you make $1 million from a project. Even then, it’s 5%, and waived for sales done on the Epic Store (whose 13% cut is almost a third of what Steam takes). If you are a small indie dev, you won’t be paying Epic a dime unless you start rolling in some serious dough, and even when you do, 5% of your revenue for using one of the most powerful 3D game engines is pretty fair