These answers are provided by our Community. If you find them useful, show some love by clicking the heart. If you run into issues leave a comment, or add your own answer to help others.
Activating IPv6 support in Ubuntu 16.04 doesn’t have an advantage over keeping it disabled. The benefits of using IPv6, however, are security (though some may argue otherwise) and abundance.
Cheers
The developer cloud
Scale up as you grow — whether you're running one virtual machine or ten thousand.
From GPU-powered inference and Kubernetes to managed databases and storage, get everything you need to build, scale, and deploy intelligent applications.