What is Snapchat, now Story sharing has stopped growing?

What is Snapchat, now Story sharing has stopped growing?  TechCrunch It's Time to Stop Using Snapchat (Unless You're a Teen)  Lifehacker Leaked metrics show why Snapchat had to be redesigned  Android Authority (blog) Snapchat | Complex  Complex Snap's leaked internal metrics show why it had to redesign  The VergeFull coverage

(CLICK HERE TO READ AND SEE MORE)