Instagram launches 'Stories,' a product to take on Snapchat
Among Facebook's efforts to imitate Snapchat include "Poke," launched in 2012, which featured disappearing chats an video -- essentially the same sort of experience. Poke didn't take off, and Facebook CEO Mark Zuckerberg later dismissed as "a joke." Instagram also launched a Snapchat imitator called "Bolt" in 2014. It too was not a success, and the...