Will Amazon become the Wal-Mart of the Web? - NYTimes.com

THE hum of 102 rooftop air conditioners and a chorus of beeping electric carts provide the acoustic backdrop in Amazon.com’s 605,000-square-foot distribution facility on this city’s west side. But the center’s employees can almost always hear Terry Jones.

On a recent summer afternoon, Mr. Jones, an “inbound support associate” making $12 an hour, steered a hand-pushed cart through the packed aisles and shouted his location to everyone in earshot: “Cart coming through. Yup! Watch yourself, please!” Mr. Jones explained that he was just making his time at Amazon “joyful and fun” while complying with the company’s rigorous safety rules...