https://www.reuters.com/article/us-apple-steam/apple-blocks-steams-plan-to-extend-its-video-games-to-iphones-idUSKCN1IQ09D

Apple Inc has blocked the plans of the biggest distributor of PC-based video games to extend its reach into iPhones, according to the game distributor, a sign that Apple is serious about protecting its ability to take a cut of digital purchases made inside games on its mobile devices.