Instagram takes aim at Snapchat once more with update to its Direct messaging service

Instagram has revamped its Direct messaging feature to make it simpler for users to send Snapchat-style ephemeral messages within its walls. 
From now on, disappearing photos and videos will appear in the same text threads as regular messages between users and their friends, with the aim of streamlining private conversations. 
The Facebook-owned app unveiled the Snapchat-style update in a blog post on Tuesday (11 April), revealing that 375 million people now use the Instagram