Tony Hsieh, who developed Zappos into a billion-dollar internet shoe store and formulated an influential notion about corporate happiness, deliberately locked himself in a shed moments before it was consumed by the fire that would kill him.Last November, Mr. Hsieh was staying in a former colleague’s $1.3 million riverfront house in New London, Conn. He had set up camp in the attached pool storage shed, which was full of foam pool noodles and beach chairs.New London fire investigators, in a report released Tuesday, said Mr. Hsieh could be seen on a security video from Nov. 18 looking out the …
