SAN FRANCISCO—Snapchat co-founder Evan Spiegel’s premise for reinventing social media in 2011 was simple: create an app to send disappearing pictures. Now, on the cusp of going public, Snapchat parent company Snap Inc. is reinventing itself. The hottest new social network in years, with 158 million daily active users, wants to be known as a...

Source: Wall Street Journal February 26, 2017 12:00 UTC