From heated rivalry to frenemies: Inside the cutthroat business of ruling tech in Asia

By John Liu, CNN (CNN) — Doomscrolling on an iPhone, firing endless questions at ChatGPT, or streaming a 4K film on Netflix on your laptop – behind these modern life conveniences lies a high-stakes contest between two Asian technology powers. For decades, South Korea and Taiwan have been locked in a cut-throat battle for supremacy