The metaverse offers developers liberation from the restrictive mobile duopoly of Apple Inc. and Alphabet Inc.’s Google, Epic Games Inc. Chief Executive Tim Sweeney said Tuesday.

“Over the coming decades, the metaverse has the potential to become a multitrillion-dollar part of the world economy, open to all companies across the world as equals,” Sweeney said at the Global Conference for Mobile Application Ecosystem Fairness in South Korea, where legislators passed the first law requiring mobile platforms to give users a choice…