Great fanfare as Uber gets its stock on the road, but app stalls in New York

Could this be the moment the sentiment on Wall Street turned against the tech sector? Ubers stock market debut came with all the usual razzmatazz of a big American technology IPO. The chief executive spent weeks making sweeping statements about how the business was just getting started and had new worlds to conquer everything from pizza delivery to international freight. In the background, investment bankers whipped up buyers for the transportation stock of the 21st century. And, when immediately went into reverse. Priced at $45 a share, valuing Uber at $80bn (61.4bn ), the stock opened at $42 and closed at $41.51. True, the taxi-hailing app firm turned out to have picked a poor day to list the wider market …