Article Photos: Twitter IPO stokes hot market for Internet stocks 1/1

FILE - This Feb. 2, 2013, file photo shows a Twitter icon on the display of a smartphone in Berlin. The company tweeted Thursday, Sept. 12, 2013, that it has ¬¨a¨confidentially submitted an S-1 to the SEC for a planned IPO.¬¨aà Twitter is taking advantage of federal legislation passed last year that allows companies with less than $1 billion in revenue in its last fiscal year to avoid submitting public IPO documents. (AP Photo/dpa, Soeren Stache, file) ORG XMIT: NYBZ147