In a quarter of a century, Amazon has propelled Jeff Bezos from online bookseller to tech titan. He's the richest man on the planet, and the company he founded is one of the most powerful. Panorama investigates Amazon's rise to corporate superpower and asks whether there is a dark side to our love affair with the company. Former high-level insiders describe Amazon's huge, obsessive data-gathering operation, which enables the company to use what it knows about us to shape not only the future of retail but the workplace and technology too. On both sides of the Atlantic, politicians and regulators are beginning to question Amazon's power and to explore ways to rein it in. But some of Amazon's most senior executives say the company is a force for good, inventing new ways to serve customers and maintain their trust.