Snapchat files for one of the biggest tech IPOs in years: sources – Reuters
ReutersSnapchat files for one of the biggest tech IPOs in years: sourcesReutersA billboard displays the logo of Snapchat above Times Square in New York March 12, 2015. REUTERS/Lucas Jackson. 2/2. left. right. A security camera is seen over the door of Snapchat's headquarters in Venice, Los Angeles, California October 13, 2014.Snapchat just …