Rulings in Facebook, Apple antitrust cases show how tough it is to define a monopoly in the age of Big Tech

In this instance, she accepted neither company’s market definition. Epic sought to argue Apple is a “monopoly of one,” she said, by arguing Apple is a monopolist over its own system of distributing apps on its own devices in the App Store, as well as its in-app payment system. Apple, meanwhile, argued that the court should focus on the entire video games market, in which both companies compete. Gonzalez Rogers decided to focus specifically on transactions in mobile games.