Epic CEO Tim Sweeney arrives at federal court on May 03, 2021 in Oakland, California. Apple and video game maker Epic games are appearing in court to begin hearing arguments to determine if Apple is running a monopoly in its Apple App Store and whether the company should be allowed to take a 30 percent cut of revenue made from purchases on the platform.
Mandatory Credit:	Justin Sullivan/Getty Images

Epic CEO Tim Sweeney arrives at federal court on May 03, 2021 in Oakland, California. Apple and video game maker Epic games are appearing in court to begin hearing arguments to determine if Apple is running a monopoly in its Apple App Store and whether the company should be allowed to take a 30 percent cut of revenue made from purchases on the platform.
Mandatory Credit: Justin Sullivan/Getty Images

Stories this photo appears in:

Tease photo

Epic Games and Apple spar over consoles and walled gardens on opening day of trial

Epic Games and Apple kicked off their high-profile trial on Monday, beginning a legal battle that is expected to run for at least two weeks and has the potential to change not only the iPhone maker's app ecosystem, but also the broader app economy worth hundreds of billions of dollars.