Twenty years ago this week the share price of a startup run by an obsessive called Jeff Bezos had slumped by 71% over 12 months. Amazon’s near-death experience was part of the dotcom crash that exposed Silicon Valley’s hubris and, along with the $14bn fraud at Enron, shattered confidence in American business. China, meanwhile, was struggling to privatise its creaking state-owned firms, and there was little sign that it could create a culture of entrepreneurship. Instead the bright hope was in Europe, where a new single currency promised to catalyse a giant business-friendly integrated market.