The artificial intelligence (AI) revolution is well under way. The AI market was valued at around $190 billion in 2023. By 2033, however, the United Nations predicts the market will be worth nearly $5 trillion.Fortunes will be made over this time period, sending investors on a determined search to find the next big AI stock. The overlooked AI stock below, however, may be your best long-term bet.This famous company is actually an AI giantMost consumers think of Amazon (AMZN 0.39%) as an e-commerce business. ...