In just over a decade, OYO Rooms went from a single budget hotel in India to one of the world’s largest hospitality chains, operating in 35+ countries with millions of rooms under its brand. But how did a 19-year-old college dropout, Ritesh Agarwal, build a multi-billion-dollar empire so quickly? And why did OYO’s global expansion come with massive hurdles—from lawsuits to layoffs? This…