It was not long ago that building a sophisticated app required a team of experienced programmers hovering over their keyboards. Now, AI has made it possible for a novice with no coding knowledge to whip up high-quality apps from scratch. Emergent, founded out of Y Combinator's startup class of 2024 by twin brothers Mukund Jha and Madhav Jha, is one of the fastest-growing so-called "vibe coding" platforms, already boasting 5 million users and seeing annual recurring revenue soar from $50 million to $5 milli ...