Screens display the start of trading in Facebook shares at the NASDAQ stock exchange in Times Square in New York in May 2012. After a dire stock market debut, Facebook has clawed back a large chunk of... more 

Screens display the start of trading in Facebook shares at the NASDAQ stock exchange in Times Square in New York in May 2012. After a dire stock market debut, Facebook has clawed back a large chunk of its losses as investors look past the flubbed initial public offering and gradually warm to the leading social network less