How to design an experience for the global community by leveraging machine learning?

Smule connects people all over the world to sing and create music together through our Sing! Our users feel that Sing! is like a home -- inclusive, honest and welcome. Because of this cozy feeling of home, our community has grown tremendously as an attractive home for people all over the world. Here's an example of how Sing! users share and enjoy each other's recordings: Recently, we are experiencing some growing pains. New users say that Sing! doesn't have that homey feeling anymore.